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OpenTools API

Model APIs and gateways · by OpenTools

An OpenAI-compatible completions API enabling access to the open ecosystem of MCP tools with any LLM using a single endpoint.

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What it does

An OpenAI-compatible completions API enabling access to the open ecosystem of MCP tools with any LLM using a single endpoint. Users pay only for tool execution; LLM tokens are charged at-cost through a unified billing portal. No personal API keys needed for tools.

  • Accessing MCP tools via a unified completions API
  • Augmenting LLMs with capabilities like web search, real-time location data, and web scraping
  • Switching between LLMs without changing application code
Category
Model APIs and gateways
Users
Developers building LLM applications with tool-use capabilities
Public API
Available

Not yet disclosed: deployment options, platforms, languages and support channels.

Pricing

  • Free trial$0

Prices as published by OpenTools, checked Oct 2026.

Security and compliance

No security details published yet

OpenTools hasn't published certifications or security practices for OpenTools API that we could find. Ask their team for audit reports.

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