Provider, API, MCP, framework and protocol are different entities. These original source-linked notes are separate from the imported index and its counters; selection is editorial, not a performance ranking.
EDITORIAL · PROVIDER DOCUMENTATION · AI models
OpenAI publishes APIs for building applications with models and tools. Use its official platform documentation to distinguish API access from consumer products.
Documentation reviewed 2026-10-28. No provider operation tested.
This count is registry listings, not unique companies or services tested by Datoka. One provider may have several integrations or endpoints.
Call OpenAI's gpt-5.1 via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.15 per request in USDC. Standard O…
Listing info 80/100Call OpenAI's gpt-5.2 via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.20 per request in USDC. Standard O…
Listing info 80/100Call OpenAI's gpt-5.5 via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.65 per request in USDC. Standard O…
Listing info 80/100gpt-4.1: OpenAI GPT 4.1 chat completions, paid per call in USDC. Per 1M tokens in/out: Standard (default) 2.0/8.0, Fast 3.5/14.0; pick with se…
Listing info 80/100gpt-4o-mini: OpenAI GPT 4o Mini chat completions, paid per call in USDC. Per 1M tokens in/out: Standard (default) 0.15/0.6, Fast 0.25/1.0; pic…
Listing info 80/100o3-mini: OpenAI o3 Mini chat completions, paid per call in USDC. Per 1M tokens in/out: Standard (default) 1.1/4.4; pick with service_tier. Plu…
Listing info 80/100Call OpenAI's gpt-5.6-terra via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.25 per request in USDC. Stan…
Listing info 80/100Call OpenAI's gpt-5.6-luna via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.06 per request in USDC. Stand…
Listing info 80/100Call OpenAI's gpt-5.4-mini via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.04 per request in USDC. Stand…
Listing info 80/100Call OpenAI's gpt-4.1-nano via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.005 per request in USDC. Stan…
Listing info 80/100Call OpenAI's gpt-5.6-sol via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.65 per request in USDC. Standa…
Listing info 80/100Call OpenAI's gpt-4.1-mini via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.005 per request in USDC. Stan…
Listing info 80/100Indexed listings, not certifications. Completeness is not proof of working service. Prices and protocols are publisher declarations. How the index works