Tool detail
completions
Runs OpenAI-compatible chat completion inference on a caller-chosen model with a list of chat messages.
Categories: LLM inference
Use when
- run a chat completion with a specific LLM via an OpenAI-compatible API
- get inference from a model not available elsewhere, at market price
Not for
- not for discovering available models — call /v1/models separately first
- not a fixed price — market pricing varies by model and tokens
Inputs
POST JSON body: model (string, required), messages (array of {role, content}, required); optional max_tokens, temperature (0-2), stream
Inputs undocumented: untyped schema node
Endpoint
- Method
POST- URL
https://api.surplusintelligence.ai/v1/chat/completions
Payment
- Protocol
- x402
- Listed price
- 0.0033 USDC per call on Base; provider says market-priced, varies by model
- Payment method
- exact
- Network
- eip155:8453
- Asset
- 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.
Source
- Directory
- Coinbase x402 Bazaar
- Record
- POST https://api.surplusintelligence.ai/v1/chat/completions
- Retrieved
- 2026-09-30T20:37:07.382Z
- Catalog file SHA-256
6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524- Catalog built
- 2026-09-30T22:31:58.034Z