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Cheapest LLM API

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cheapestllmapi.com

Compare LLM API prices, search models and providers, and access reviewed benchmark results.

https://cheapestllmapi.com/mcpWebsiteOAuthMCP 2025-11-25v1.1.0last checked 5 Oct 2026spoke MCP on 2 of 2 checks (30 days)initialize in 865 ms

Will my client connect?

Decided from what the probe found at the endpoint, and from what each client's own documentation says it can complete. Every row carries the day that documentation was read.

✕Claude CodeNot supported

The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.

Claude Code docs · read on 2026-08-30

✕Claude (claude.ai & Desktop)Not supported

The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.

Claude (claude.ai & Desktop) docs · read on 2026-08-30

✕ChatGPTNot supported

The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.

ChatGPT docs · read on 2026-08-30

✕CursorNot supported

The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.

Cursor docs · read on 2026-08-30

✕VS Code (Copilot)Not supported

The authorization server advertises no S256 challenge method, which MCP's authorization spec requires — no compliant client has a method in common with it.

VS Code (Copilot) docs · read on 2026-08-30

How to authenticate

Checked against the endpoint by our probe on 5 Oct 2026. These are the capabilities the server advertises, not a prediction about any particular client.

Scheme	OAuth
Issuer	https://cheapestllmapi.com
Dynamic client registration	✓Advertised (RFC 7591)
Client ID Metadata Document	✕Not advertised
PKCE	✕None advertised MCP requires S256; a client that implements only that has no method in common with this server.
Grant types	client_credentials
Scopes	catalog:read
Protected-resource metadata	✓Published (RFC 9728)
Anonymous access	Handshake succeeds; 7 tools listable
Documentation	https://cheapestllmapi.com/auth.md

What the probe found

7 tools usable without signing in

The server exposes a public surface before authorization: catalog_search, model_detail, offer_compare, benchmark_results, provider_list, benchmark_list, execute.

Tools

benchmark_listbenchmark_resultscatalog_searchexecutemodel_detailoffer_compareprovider_list

Contract history

5 Oct 2026v1.1.0first recorded contract

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Status badge

Status for a README, from the last probe — cached an hour, so up to seven hours behind the endpoint. Links back to this page.

[![MCP status](https://mcpi.app/servers/cheapest-llm-api/badge.svg)](https://mcpi.app/servers/cheapest-llm-api)