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Alternatives to Keploy

Keploy is a MCP server by keploy: End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic. If it doesn't fit your setup, these 12 MCP servers cover similar ground. They are ordered by how closely they match Keploy and by our rank, which weighs adoption, freshness and documentation; money never changes the order. Postman MCP Server leads the list (supports Codex and Claude Desktop; runs locally). 2 of them are published by the company behind the product. 5 offer a remote endpoint, so there is nothing to install locally. Each entry shows data reasons to switch, and you can open a side-by-side comparison with Keploy.

Updated Oct 26, 2026 · Built from catalog data; how we rank and grade

You're replacing

Keploy

End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.

12 alternatives

Ordered by how closely each matches Keploy (shared product, category or stated alternative) and by rank.

  1. 1
    Postman MCP Server

    postman.comOfficial

    Give your AI agents trusted access to the full Postman platform.

    • Supports Codex and Claude Desktop
    • Runs locally
    • Published by the vendor

    ★ 325Last active Oct 16, 2026Local (stdio), Remote (HTTP)Claude Code, VS Code, Codex, Claude Desktop +2

  2. 2
    mcpsmith

    sepehr071

    Curated MCP tools from OpenAPI, websites, apps, Postman, cURL or SQL; your agent designs them.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 16↓ 1.1K/wkLast active Oct 22, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  3. 3
    MCP GraphQL Enhanced

    letoribo

    GraphQL gateway for LLMs.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 6↓ 30.5K/wkLast active Oct 22, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  4. 4
    MCP API Translator

    krishgok

    Turn OpenAPI / Postman specs into runnable MCP servers, or serve any API as live MCP tools.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 1Last active Oct 17, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  5. 5
    toolsmelt

    sepehr071

    Curated MCP tools from OpenAPI, websites, apps, Postman, cURL or SQL; your agent designs them.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 16↓ 268/wkLast active Oct 22, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  6. 6
    Swagger MCP

    smartbear.com

    MCP server for AI access to Swagger by SmartBear.

    • Remote server, no local install
    • Active in the last 30 days

    ★ 44Last active Oct 23, 2026Remote (HTTP)Claude Code, VS Code, Cursor, Windsurf

  7. 7
    gknowledge

    openapi

    Search, read and grow a Karpathy-style LLM wiki of linked Markdown pages, with cited answers.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 24↓ 156/wkLast active Oct 20, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  8. 8
    Surf

    geckovision.tech

    Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 22↓ 122/wkLast active Oct 21, 2026Local (stdio), Remote (HTTP)Claude Code, VS Code, Codex, Cursor +2

  9. 9
    Apollo MCP Server

    apollographql

    MCP server that exposes GraphQL operations as tools for AI models.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 317Last active Oct 23, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  10. 10
    Mockserver

    mock-server.comOfficial

    Mock, record/replay, verify and chaos-test any HTTP, REST, gRPC or LLM dependency.

    • Published by the vendor

    ★ 5KLast active Oct 24, 2026Remote (HTTP)

  11. 11
    Mockzilla MCP

    mockzilla

    Mock OpenAPI specs locally, or log in to deploy hosted mocks on mockzilla.org from your MCP client.

    • Supports Codex and Claude Desktop
    • Runs locally

    ★ 5↓ 58/wkLast active Oct 9, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  12. 12
    Manifold

    nonchan7720

    MCP gateway aggregating MCP servers and OpenAPI/Swagger REST APIs behind one MCP endpoint

    • Remote server, no local install
    • Active in the last 30 days

    ★ 4Last active Oct 23, 2026Remote (HTTP)

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