Spraay x402 MCP

MCP server for Spraay x402 Gateway.

Connector by plagtech · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 4

Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/plagtech-spraay-x402-mcp

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

MCP server for Spraay x402 Gateway. 60 tools for crypto payments, DeFi, and AI on Base.

Reviews

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Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools: 112 read · 66 write · 5 delete
Secrets: 1 (API keys, tokens or passwords)
Install scripts: Not scanned yet
Runs as: Node.js package

Tools by what they do 183

Read from the source code; the running server may list different tools.

Read 112 · Look things up without changing anything.

spraay_agent_wallet_info
spraay_agent_wallet_predict
spraay_analytics_txhistory
spraay_analytics_wallet
spraay_audit_query
spraay_auth_verify
spraay_balances
spraay_bittensor_health
spraay_bittensor_models
spraay_bridge_chains
spraay_compute_estimate
spraay_compute_futures_balance

Show 100 more tools

spraay_compute_futures_history
spraay_compute_futures_pricing
spraay_compute_models
spraay_compute_status
spraay_cron_list
spraay_defi_positions
spraay_escrow_get
spraay_escrow_list
spraay_free
spraay_free_agent_card
spraay_free_chain_status
spraay_free_chat_models
spraay_free_convert
spraay_free_dex_pairs
spraay_free_dex_search
spraay_free_dex_tokens
spraay_free_dex_trending
spraay_free_estimate_batch
spraay_free_gas
spraay_free_models
spraay_free_nonce
spraay_free_prices
spraay_free_resolve
spraay_free_timestamp
spraay_free_uuid
spraay_free_validate_address
spraay_gpu_models
spraay_gpu_status
spraay_image_status
spraay_invoice_get
spraay_invoice_list
spraay_kyc_status
spraay_logs_query
spraay_markets_kalshi_events
spraay_markets_kalshi_market
spraay_markets_polymarket_events
spraay_markets_polymarket_market
spraay_markets_polymarket_orderbook
spraay_markets_polymarket_trades
spraay_markets_search
spraay_models
spraay_notify_status
spraay_oracle_fx
spraay_oracle_gas
spraay_oracle_prices
spraay_payroll_tokens
spraay_portfolio_nfts
spraay_portfolio_tokens
spraay_prices
spraay_research_biomedical_by_pmid
spraay_research_biomedical_related
spraay_research_biomedical_search
spraay_research_chemistry_bioactivity
spraay_research_chemistry_compound
spraay_research_chemistry_similarity
spraay_research_demographics_census
spraay_research_demographics_datasets
spraay_research_dictionary_define
spraay_research_dictionary_phonetics
spraay_research_dictionary_synonyms
spraay_research_papers_by_author
spraay_research_papers_by_doi
spraay_research_papers_citations
spraay_research_papers_search
spraay_research_papers_trending
spraay_research_preprints_by_id
spraay_research_preprints_recent
spraay_research_preprints_search
spraay_research_scholarly_by_doi
spraay_research_scholarly_citations_count
spraay_research_scholarly_journal_info
spraay_research_scholarly_search
spraay_resolve
spraay_robots_list
spraay_robots_profile
spraay_robots_status
spraay_rpc_chains
spraay_sctp_invoice_by_id
spraay_sctp_po_by_id
spraay_sctp_supplier_by_id
spraay_search_extract
spraay_search_qna
spraay_search_web
spraay_solana_helius_asset
spraay_solana_helius_assets_by_owner
spraay_solana_jupiter_quote
spraay_solana_pyth_price
spraay_solana_pyth_prices
spraay_stocks_company
spraay_stocks_history
spraay_stocks_price
spraay_stocks_search
spraay_storage_get
spraay_storage_status
spraay_swap_tokens
spraay_tax_report
spraay_tokens
spraay_webhook_list
spraay_xmtp_inbox
spraay_xrp_info

Write 66 · Create, change, send or run things.

spraay_agent_wallet_provision
spraay_agent_wallet_session_key
spraay_audit_log
spraay_auth_session
spraay_batch_estimate
spraay_batch_execute
spraay_bittensor_chat_completions
spraay_bittensor_embeddings
spraay_bittensor_images_generations
spraay_bridge_quote
spraay_chat
spraay_classify_address

Show 54 more tools

spraay_classify_tx
spraay_compute_batch
spraay_compute_embeddings
spraay_compute_futures_deposit
spraay_compute_futures_execute
spraay_compute_futures_refund
spraay_compute_image_generation
spraay_compute_stt
spraay_compute_text_inference
spraay_compute_tts
spraay_compute_video_generation
spraay_contract_read
spraay_contract_write
spraay_cron_create
spraay_escrow_create
spraay_escrow_fund
spraay_escrow_release
spraay_explain_contract
spraay_free_chat
spraay_free_validate_batch
spraay_free_x402_check
spraay_gpu_run
spraay_image_edit
spraay_image_generate
spraay_invoice_create
spraay_kyc_verify
spraay_logs_ingest
spraay_notify_email
spraay_notify_sms
spraay_payroll_estimate
spraay_payroll_execute
spraay_robots_complete
spraay_robots_register
spraay_robots_task
spraay_robots_update
spraay_rpc_call
spraay_sctp_invoice
spraay_sctp_invoice_verify
spraay_sctp_pay
spraay_sctp_po
spraay_sctp_supplier
spraay_solana_jupiter_swap_tx
spraay_stellar_batch
spraay_stellar_estimate
spraay_storage_pin
spraay_summarize
spraay_swap_execute
spraay_swap_quote
spraay_tax_calculate
spraay_webhook_register
spraay_webhook_test
spraay_xmtp_send
spraay_xrp_batch
spraay_xrp_estimate

Delete 5 · Delete, drop, revoke or wipe things.

spraay_agent_wallet_revoke_key
spraay_cron_cancel
spraay_escrow_cancel
spraay_robots_deregister
spraay_webhook_delete

Secrets and settings it asks for

Secrets: values you paste in that let it act as you.

X402_WALLET_PRIVATE_KEY

Tools (183)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

spraay_agent_wallet_inforead-only
Agent wallet info. Costs $0.005 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_agent_wallet_predictread-only
Predict wallet address. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_agent_wallet_provision
Provision agent wallet. Costs $0.05 USDC per call. Provide the listed fields as typed arguments.
spraay_agent_wallet_revoke_key
Revoke session key. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_agent_wallet_session_key
Add session key. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_analytics_txhistoryread-only
Get decoded transaction history for any address on Base. Returns transaction types, values, timestamps, and decoded method calls. Costs $0.003 USDC.
spraay_analytics_walletread-only
Get a comprehensive wallet profile including ETH + token balances, wallet age, entity classification, and portfolio breakdown on Base. Costs $0.005 USDC.
spraay_audit_log
Record an immutable audit trail entry for payments, escrows, compliance actions, and other events. Data persists in Supabase. Costs $0.001 USDC.
spraay_audit_queryread-only
Query the audit trail by actor, action, resource, or time range. Returns matching entries sorted newest first. Data persists in Supabase. Costs $0.005 USDC.
spraay_auth_session
Create an authenticated session with scoped permissions and configurable TTL. Returns a session token (spr_...) for use in Authorization headers. Data persists in Supabase. Costs $0.005 USDC.
spraay_auth_verifyread-only
Verify a session token and check its permissions, expiry, and associated address. Data persists in Supabase. Costs $0.001 USDC.
spraay_balancesread-only
Get ETH + ERC-20 token balances for any wallet on Base. Returns formatted balances with USD values where available. Costs $0.002 USDC.
spraay_batch_estimate
Estimate gas cost for a batch payment before executing. Returns estimated gas in wei and USD equivalent. Costs $0.001 USDC.
spraay_batch_execute
Execute a batch payment to up to 200 recipients in a single Base transaction via the Spraay protocol. Supports any ERC-20 token or native ETH. Returns unsigned transaction data for the sender to sign. Costs $0.01 USDC.
spraay_bittensor_chat_completions
Bittensor inference. Costs $0.03 USDC per call. Provide the listed fields as typed arguments.

Show 168 more tools

spraay_bittensor_embeddings
Bittensor embeddings. Costs $0.005 USDC per call. Provide the listed fields as typed arguments.
spraay_bittensor_healthread-only
Bittensor health. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_bittensor_images_generations
Bittensor image gen. Costs $0.05 USDC per call. Provide the listed fields as typed arguments.
spraay_bittensor_modelsread-only
Bittensor models. Costs $0.001 USDC per call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_bridge_chainsread-only
List all chains supported by the Spraay bridge aggregator (LI.FI). Returns chain names, IDs, and supported tokens. Costs $0.001 USDC.
spraay_bridge_quote
Get a cross-chain bridge quote via LI.FI aggregator. Supports Base, Ethereum, Arbitrum, Polygon, BNB Chain, Avalanche, Optimism, and more. Returns estimated output, fees, and execution time. Costs $0.005 USDC.
spraay_chat
Send a message to 200+ AI models (GPT-4o, Claude, Llama 3, Gemini, Mistral, etc.) via the Spraay x402 Gateway. Returns the model's completion. Use spraay_models to discover available model IDs. Costs $0.005 USDC.
spraay_classify_address
AI-powered wallet classification with risk scoring. Analyzes on-chain activity to classify addresses as whale, retail, MEV bot, exchange, bridge, or contract. Returns risk score, classification, confidence, and behavioral signals. Costs $0.008 USDC.
spraay_classify_tx
AI-powered transaction classification with risk scoring. Decodes, categorizes, and analyzes any Base transaction. Returns type (swap, transfer, contract call, etc.), risk level, and decoded parameters. Costs $0.008 USDC.
spraay_compute_batch
Batch compute — submit up to 50 jobs in a single x402 payment with 10% discount. Mix any types: text-inference, image-generation, tts, stt, embeddings, video-generation. Costs $0.05+ USDC.
spraay_compute_embeddings
Generate text embeddings via Spraay Compute. For RAG, semantic search, clustering. Costs $0.005 USDC.
spraay_compute_estimateread-only
Estimate compute cost before committing. Returns price breakdown per job. FREE — no x402 payment required.
spraay_compute_futures_balanceread-only
Check remaining compute credit balance, tier, discount, and usage stats. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_compute_futures_deposit
Deposit USDC to open a prepaid compute credit account. Costs $0.01 USDC per call. Provide the listed fields as typed arguments.
spraay_compute_futures_execute
Run a compute job and deduct cost from the prepaid balance. Costs $0.001 USDC per call. Provide the listed fields as typed arguments.
spraay_compute_futures_historyread-only
Full usage ledger. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_compute_futures_pricingread-only
Compute futures pricing. Costs $0.001 USDC per call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_compute_futures_refund
Refund unused compute credit balance to the original depositor. Costs $0.01 USDC per call. Provide the listed fields as typed arguments.
spraay_compute_image_generation
Generate images via Spraay Compute. FLUX Schnell, FLUX Dev, SDXL via Replicate. Text to image. Costs $0.02-$0.08 USDC.
spraay_compute_modelsread-only
List all available compute models with pricing and capabilities. Grouped by type (text, image, video, tts, stt, embeddings). FREE — no x402 payment required.
spraay_compute_statusread-only
Poll async compute job status. Use for video generation and batch jobs that return 'processing'. Costs $0.001 USDC.
spraay_compute_stt
Speech-to-text via Spraay Compute. Transcribe audio from a URL using Whisper. Costs $0.02 USDC.
spraay_compute_text_inference
Run LLM text inference via Spraay Compute. 11 models across Chutes, Replicate, OpenRouter (DeepSeek, Llama, Qwen, Gemma). Costs $0.003-$0.10 USDC depending on model.
spraay_compute_tts
Text-to-speech via Spraay Compute. Convert text to natural-sounding audio. Replicate TTS models. Costs $0.03-$0.05 USDC.
spraay_compute_video_generation
Generate video from text via Spraay Compute. MiniMax Video 01, Wan 2.1 via Replicate. Async — poll spraay_compute_status for results. Costs $0.40-$0.50 USDC.
spraay_contract_read
Read contract. Costs $0.002 USDC per call. Provide the listed fields as typed arguments.
spraay_contract_write
Write contract. Costs $0.01 USDC per call. Provide the listed fields as typed arguments.
spraay_cron_cancelcan change or delete data
Cancel a scheduled job by ID. Stops future executions. Data persists in Supabase. Costs $0.001 USDC.
spraay_cron_create
Create a scheduled job for recurring payments, DCA strategies, reminders, or any gateway action. Supports standard 5-part cron expressions. Data persists in Supabase. Costs $0.005 USDC.
spraay_cron_listread-only
List all scheduled jobs with optional status and action filters. Data persists in Supabase. Costs $0.001 USDC.
spraay_defi_positionsread-only
DeFi positions. Costs $0.008 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_escrow_cancelcan change or delete data
Cancel an escrow. Depositor can cancel unfunded escrows; depositor or arbiter can cancel funded ones. Data persists in Supabase. Costs $0.002 USDC.
spraay_escrow_create
Create a conditional escrow with optional milestones, arbiter, and expiry on Base. Funds are held until release conditions are met. Data persists in Supabase. Returns escrow ID and next-step actions. Costs $0.008 USDC.
spraay_escrow_fund
Mark an escrow as funded. Changes status from 'created' to 'funded'. Only works on unfunded, non-expired escrows. Data persists in Supabase. Costs $0.002 USDC.
spraay_escrow_getread-only
Get full escrow details including status, participants, conditions, balance check, and timestamps by ID. Data persists in Supabase. Costs $0.001 USDC.
spraay_escrow_listread-only
List escrows by address (depositor, beneficiary, or arbiter) with optional status filter. Data persists in Supabase. Costs $0.002 USDC.
spraay_escrow_release
Release escrow funds to the beneficiary. Returns an unsigned ERC-20 transfer transaction for the depositor to sign. Only depositor or arbiter can release. Data persists in Supabase. Costs $0.005 USDC.
spraay_explain_contract
AI-powered smart contract analysis. Explains what a verified contract does, lists its functions, identifies patterns (ERC-20, ERC-721, etc.), and flags security properties. Costs $0.01 USDC.
spraay_freeread-only
Free tier catalog. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_agent_cardread-only
ERC-8004 agent registry lookup. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_chain_statusread-only
Block height & liveness — 7 EVM chains (cached 30s). Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_chat
Send a message to a free AI model from the open models catalog (Llama, Mistral, and more). Returns the model's completion at no cost. Use spraay_free_chat_models to list available models. FREE — no x402 charge.
spraay_free_chat_modelsread-only
List the free AI models available for spraay_free_chat (open models catalog). Returns model IDs and metadata. FREE — no x402 charge.
spraay_free_convertread-only
Fiat ↔ crypto conversion (unit math + spot). Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_dex_pairsread-only
Get detailed data for a specific DEX pair on a specific chain via DexScreener. Returns price, liquidity, volume, transaction counts, and FDV. FREE — no x402 charge.
spraay_free_dex_searchread-only
Search DEX token pairs across all chains via DexScreener (Uniswap, PancakeSwap, Raydium, etc.). Returns matching pairs with price, liquidity, 24h volume, and chain. FREE — no x402 charge.
spraay_free_dex_tokensread-only
Get all DEX trading pairs for a given token address via DexScreener. Returns every pair the token trades in, with price and liquidity per pair. FREE — no x402 charge.
spraay_free_dex_trendingread-only
Get currently trending tokens and pairs across DEXes via DexScreener. Returns the hottest pairs by recent volume and price action. FREE — no x402 charge.
spraay_free_estimate_batchread-only
Rough batch cost estimate (no live quote). Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_gasread-only
Gas prices — 7 EVM chains via Alchemy (cached 15s). Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_modelsread-only
List the full model catalog (free mirror of the paid spraay_models list). Returns all model IDs, providers, and context window sizes. FREE — no x402 charge.
spraay_free_nonceread-only
EVM nonce / tx count for address. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_pricesread-only
USDC/ETH/SOL spot prices (cached 60s). Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_resolveread-only
ENS & Basename → address resolution. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_timestampread-only
Current Unix timestamp. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_uuidread-only
UUID v4 generator (up to 100). Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_validate_addressread-only
Multi-chain address checksum validation. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_free_validate_batch
BPA 1.0 payload schema validation. Free to call. Pass the request payload as a JSON string via the body argument.
spraay_free_x402_check
Probe URL for x402 payment support. Free to call. Pass the request payload as a JSON string via the body argument.
spraay_gpu_modelsread-only
List all available GPU model shortcuts grouped by category (image, video, LLM, audio, utility). Shows shortcut names, full Replicate model IDs, and descriptions. You can also use any Replicate model by its full ID. FREE — no USDC cost.
spraay_gpu_run
Run AI model inference on GPU via Replicate. Supports image generation (flux-pro, sdxl, ideogram), video generation (wan-video, minimax-video), LLMs (llama-70b, llama-8b, mixtral), audio (whisper transcription, musicgen), and utilities (esrgan upscaling, rembg background removal). Use shortcuts like 'flux-pro' or full model IDs like 'owner/model'. Returns output directly for fast models, or a poll URL for longer jobs. Costs $0.05 USDC.
spraay_gpu_statusread-only
Check the status of a GPU prediction by ID. Use this to poll for results on longer-running jobs like video generation or large model inference. Returns output when complete. Costs $0.002 USDC.
spraay_image_edit
Edit an existing image with a text prompt (optionally masked). May return the edited image directly or a job ID to poll with spraay_image_status. Costs $0.05 USDC.
spraay_image_generate
Generate an image from a text prompt using DALL-E 3, FLUX, or SDXL. May return the image directly or a job ID to poll with spraay_image_status. Costs $0.06 USDC.
spraay_image_statusread-only
Poll the status of an image generation or edit job by ID. Returns progress/state and the result URL(s) once complete. Costs $0.001 USDC.
spraay_invoice_create
Create a payment invoice with a pre-encoded ERC-20 transfer transaction. Supports USDC, USDT, DAI, EURC, WETH on Base. Data persists in Supabase. Returns invoice ID, payment instructions, and unsigned tx. Costs $0.005 USDC.
spraay_invoice_getread-only
Look up a specific invoice by ID. Returns full invoice details, on-chain balance check, and payment status. Data persists in Supabase. Costs $0.001 USDC.
spraay_invoice_listread-only
List invoices by creator or payer address with optional status filter. Data persists in Supabase. Costs $0.002 USDC.
spraay_kyc_statusread-only
Check KYC verification status by record ID or wallet address. Returns verification level, check results, and expiry. Data persists in Supabase. Costs $0.005 USDC.
spraay_kyc_verify
Initiate KYC/KYB verification for compliance-gated payments. Supports individual and business verification at basic, enhanced, or full levels. Data persists in Supabase. Costs $0.05 USDC.
spraay_logs_ingest
Ingest structured logs for debugging and monitoring agent workflows. Accepts up to 100 entries per batch. Data persists in Supabase. Costs $0.001 USDC.
spraay_logs_queryread-only
Query structured logs by service, level, and time range. Returns matching log entries sorted newest first. Data persists in Supabase. Costs $0.003 USDC.
spraay_markets_kalshi_eventsread-only
List prediction market events from Kalshi (regulated US event contracts). Returns events with markets, tickers, and prices. Costs $0.001 USDC.
spraay_markets_kalshi_marketread-only
Get detail for a single Kalshi market by its ticker. Returns yes/no prices, volume, and settlement info. Costs $0.001 USDC.
spraay_markets_polymarket_eventsread-only
List prediction market events from Polymarket. Returns events with their markets, outcomes, and current prices. Costs $0.001 USDC.
spraay_markets_polymarket_marketread-only
Get detail for a single Polymarket market by its condition ID. Returns outcomes, current prices, volume, and resolution status. Costs $0.001 USDC.
spraay_markets_polymarket_orderbookread-only
Get the live CLOB order book for a Polymarket outcome token. Returns bids and asks with sizes. Costs $0.001 USDC.
spraay_markets_polymarket_tradesread-only
Get recent trades for a Polymarket market by condition ID. Returns trade history with price, size, side, and timestamp. Costs $0.001 USDC.
spraay_markets_searchread-only
Search prediction markets across Polymarket and Kalshi in one query. Returns matching markets from all sources with prices and source labels. Costs $0.002 USDC.
spraay_modelsread-only
List all 200+ AI models available on the Spraay x402 Gateway. Returns model IDs, providers, and context window sizes. Costs $0.001 USDC.
spraay_notify_email
Send an email notification via AgentMail for payment confirmations, alerts, receipts, or general communication. Supports subject, CC, and reply-to. Costs $0.003 USDC.
spraay_notify_sms
Send an SMS notification for payment alerts (simulated — Twilio integration coming). Requires E.164 phone format. Costs $0.005 USDC.
spraay_notify_statusread-only
Check delivery status of a previously sent email or SMS notification by notification ID. Costs $0.001 USDC.
spraay_oracle_fxread-only
Get stablecoin exchange rates with depeg detection. Returns cross-rates between USDC, USDT, DAI, and EURC. Costs $0.002 USDC.
spraay_oracle_gasread-only
Get current gas prices on Base in gwei. Returns base fee, priority fee, and estimated transaction costs. Costs $0.001 USDC.
spraay_oracle_pricesread-only
Get real-time on-chain token prices with confidence scores from Uniswap V3 QuoterV2 on Base. Returns USD prices for ETH, WETH, cbBTC, USDT, DAI, EURC, and more. Costs $0.003 USDC.
spraay_payroll_estimate
Estimate gas and fees for a payroll batch before executing. Returns estimated gas in wei and USD. Costs $0.002 USDC.
spraay_payroll_execute
Execute a payroll batch payment via Spraay V2 contract on Base. Pay up to 200 employees in a single transaction with any stablecoin. Returns unsigned transaction data. Costs $0.02 USDC.
spraay_payroll_tokensread-only
List all stablecoins supported for payroll on Base. Returns symbols, addresses, and decimals. Costs $0.001 USDC.
spraay_portfolio_nftsread-only
Portfolio NFTs. Costs $0.005 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_portfolio_tokensread-only
Portfolio tokens. Costs $0.005 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_pricesread-only
Get live on-chain token prices on Base from Uniswap V3 pools. Returns USD prices with timestamps. Costs $0.002 USDC.
spraay_research_biomedical_by_pmidread-only
Paper metadata by PubMed ID. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_biomedical_relatedread-only
Related articles for a PubMed ID. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_biomedical_searchread-only
Search 36M+ biomedical papers in PubMed. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_chemistry_bioactivityread-only
Biological assay results for a PubChem compound. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_chemistry_compoundread-only
PubChem compound by name, formula, or CID. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_chemistry_similarityread-only
Find structurally similar compounds in PubChem. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_demographics_censusread-only
US Census data by state, county, or zip. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_demographics_datasetsread-only
Search Data.gov datasets by keyword. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_dictionary_defineread-only
Dictionary definition with phonetics and examples. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_dictionary_phoneticsread-only
Phonetic transcription and audio URL. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_dictionary_synonymsread-only
Synonyms and antonyms for a word. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_papers_by_authorread-only
Papers by author name or ORCID (OpenAlex). Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_papers_by_doiread-only
Paper metadata by DOI (OpenAlex). Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_papers_citationsread-only
Citation graph - cited-by count and references. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_papers_searchread-only
Search 250M+ academic papers (OpenAlex CC0). Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_papers_trendingread-only
Trending papers by topic in the last N days. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_preprints_by_idread-only
arXiv preprint metadata by ID. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_preprints_recentread-only
Latest arXiv preprints by category. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_preprints_searchread-only
Search arXiv preprints by keyword and category. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_scholarly_by_doiread-only
Full Crossref metadata for any DOI. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_scholarly_citations_countread-only
Citation count and references for a DOI. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_scholarly_journal_inforead-only
Journal metadata by ISSN. Costs $0.001 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_research_scholarly_searchread-only
Search 150M+ works via Crossref (CC0). Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_resolveread-only
Resolve ENS names (.eth) and Basenames (.base.eth) to wallet addresses, or perform reverse lookup from address to name. Costs $0.001 USDC.
spraay_robots_complete
Report Task Complete (RTP). Free to call. Pass the request payload as a JSON string via the body argument.
spraay_robots_deregister
Remove Robot (RTP). Free to call. Pass the request payload as a JSON string via the body argument.
spraay_robots_listread-only
Discover robots. Costs $0.005 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_robots_profileread-only
Robot profile. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_robots_register
Register Robot (RTP). Free to call. Pass the request payload as a JSON string via the body argument.
spraay_robots_statusread-only
Poll task status. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_robots_task
Dispatch robot task (RTP). Costs $0.05 USDC per call. Provide the listed fields as typed arguments.
spraay_robots_update
Update Robot (RTP). Free to call. Pass the request payload as a JSON string via the body argument.
spraay_rpc_call
Make a premium multi-chain JSON-RPC call via Alchemy (EVM) or Helius (Solana). Supports Base, Ethereum, Arbitrum, Polygon, BNB Chain, Avalanche, and Solana. Costs $0.001 USDC.
spraay_rpc_chainsread-only
List all chains supported by the Spraay RPC proxy and their allowed JSON-RPC methods. Costs $0.001 USDC.
spraay_sctp_invoice
Submit invoice. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_sctp_invoice_by_idread-only
Get invoice. Costs $0.005 USDC per call. Read-only. Provide the path parameter to fetch a single record.
spraay_sctp_invoice_verify
Verify invoice (AI). Costs $0.03 USDC per call. Provide the listed fields as typed arguments.
spraay_sctp_pay
Execute supplier payment. Costs $0.10 USDC per call. Provide the listed fields as typed arguments.
spraay_sctp_po
Create purchase order. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_sctp_po_by_idread-only
Get purchase order. Costs $0.005 USDC per call. Read-only. Provide the path parameter to fetch a single record.
spraay_sctp_supplier
Register supplier. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_sctp_supplier_by_idread-only
Get supplier. Costs $0.005 USDC per call. Read-only. Provide the path parameter to fetch a single record.
spraay_search_extractread-only
Extract clean, structured content from specific URLs — perfect for RAG pipelines. Returns the full text content of each page, ready for LLM consumption. Up to 5 URLs per request. Costs $0.015 USDC.
spraay_search_qnaread-only
Ask a question and get a direct, synthesized answer with cited sources. Searches the web, extracts relevant content, and generates a comprehensive answer. Great for research and fact-checking. Costs $0.02 USDC.
spraay_search_webread-only
Search the web and get clean, LLM-ready results via Tavily. Returns extracted content (not just links), plus an AI-generated answer. Supports basic and advanced search depth, domain filtering, and topic focus (general, news, finance). Costs $0.01 USDC.
spraay_solana_helius_assetread-only
Helius DAS single asset. Costs $0.002 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_solana_helius_assets_by_ownerread-only
Helius DAS assets. Costs $0.003 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_solana_jupiter_quoteread-only
Jupiter swap quote. Costs $0.005 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_solana_jupiter_swap_tx
Jupiter swap transaction. Costs $0.01 USDC per call. Provide the listed fields as typed arguments.
spraay_solana_pyth_priceread-only
Pyth price feed. Costs $0.005 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_solana_pyth_pricesread-only
Pyth batch prices. Costs $0.008 USDC per call. Read-only. Pass the listed fields directly as typed arguments.
spraay_stellar_batch
Stellar batch payments. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_stellar_estimate
Stellar batch estimate. Costs $0.001 USDC per call. Provide the listed fields as typed arguments.
spraay_stocks_companyread-only
Get a company profile via Finnhub. Returns name, exchange, industry, market cap, IPO date, and more. Costs $0.001 USDC.
spraay_stocks_historyread-only
Get historical OHLC candles for a stock via Finnhub. Returns open/high/low/close/volume series for the requested resolution and range. Costs $0.001 USDC.
spraay_stocks_priceread-only
Get a real-time stock quote via Finnhub. Returns current price, daily open/high/low, previous close, and change. Costs $0.001 USDC.
spraay_stocks_searchread-only
Search for a stock symbol by company name or partial ticker via Finnhub. Returns matching symbols with descriptions. Costs $0.001 USDC.
spraay_storage_getread-only
Retrieve previously pinned content from IPFS/Arweave by CID. Returns the stored data. Costs $0.002 USDC.
spraay_storage_pin
Pin content to IPFS via Pinata for permanent decentralized storage. Returns CID (content identifier) for retrieval. Supports text, JSON, and base64 data. Costs $0.005 USDC.
spraay_storage_statusread-only
Check the pin status of a storage request by pin ID. Returns pinning progress and confirmation. Costs $0.001 USDC.
spraay_summarize
AI intelligence briefing for any wallet address or transaction hash. Returns structured risk assessment, entity classification, activity summary, and actionable insights. Costs $0.008 USDC.
spraay_swap_execute
Execute a token swap via Uniswap V3 on Base. Returns unsigned transaction data for the caller to sign and broadcast. Get a quote first with spraay_swap_quote. Costs $0.01 USDC.
spraay_swap_quote
Get a swap quote from Uniswap V3 on Base. Returns expected output amount, price impact, and route details. Use spraay_swap_tokens to see available tokens. Costs $0.002 USDC.
spraay_swap_tokensread-only
List all tokens available for swapping on Spraay via Uniswap V3 on Base. Returns symbols, addresses, and decimals. Costs $0.001 USDC.
spraay_tax_calculate
Calculate crypto tax gain/loss using FIFO method for up to 500 transactions. Returns per-event breakdown and aggregate summary with short/long-term classification. Data persists in Supabase. Costs $0.01 USDC.
spraay_tax_reportread-only
Retrieve a previously calculated tax report by ID, or list all reports. Data persists in Supabase. Costs $0.02 USDC.
spraay_tokensread-only
Tokens. Free to call. Read-only. Pass any query parameters as a JSON string via the params argument.
spraay_webhook_deletecan change or delete data
Delete a registered webhook by ID. Removes it permanently from Supabase. Costs $0.001 USDC.
spraay_webhook_listread-only
List all registered webhooks with their status, subscribed events, and delivery stats. Data persists in Supabase. Costs $0.001 USDC.
spraay_webhook_register
Register a webhook endpoint to receive real-time POST events for payments, escrows, swaps, invoices, and more. Returns webhook ID and HMAC secret for signature verification. Data persists in Supabase. Costs $0.003 USDC.
spraay_webhook_test
Send a test ping event to a registered webhook to verify delivery and signature validation. Data persists in Supabase. Costs $0.002 USDC.
spraay_xmtp_inboxread-only
Read XMTP inbox messages for an Ethereum address. Returns decrypted messages from the production XMTP network. Costs $0.002 USDC.
spraay_xmtp_send
Send an encrypted XMTP message to any Ethereum address on the XMTP production network. Messages are end-to-end encrypted. Costs $0.003 USDC.
spraay_xrp_batch
XRP batch payments. Costs $0.02 USDC per call. Provide the listed fields as typed arguments.
spraay_xrp_estimate
XRP batch estimate. Costs $0.001 USDC per call. Provide the listed fields as typed arguments.
spraay_xrp_inforead-only
XRP Ledger info. Costs $0.001 USDC per call. Read-only. Pass any query parameters as a JSON string via the params argument.

Signals

Stars: 4
Forks: 1
Open issues: 0
Last commit: Jul 1, 2026 (4 months ago)
Last release: Mar 9, 2026 (7 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name: io.github.plagtech/spraay-x402-mcp
Version: 3.1.1
Auth: API key
Packages: npm spraay-x402-mcp
License: MIT
Repository: github.com/plagtech/spraay-x402-mcp
First seen: Oct 24, 2026
Last checked: Oct 24, 2026
Source: Official MCP Registry github-graphql