GPT-6.1 Sol - Hostlinku Docs

Overview

OpenAI’s efficient frontier reasoning model in the GPT-6 Sol family for complex coding, computer use, and professional work. Text and image input, text output; reasoning.effort low/medium/high/xhigh/max; 1,050,000 context, 128K max output. Prompts over 272K input tokens are billed at long-context rates.

Property	Value
Provider	OpenAI
Slug	`gpt-6-1-sol`
Context	1,050,000 tokens
Max output	128,000 tokens
Input	text, image
Output	text
Release	2026-09-28
Tags	flagship

Capabilities

text
vision
image-input
file-input
pdf-input
tool-calling
function-calling
structured-outputs
json-mode
streaming
reasoning
extended-thinking
code-execution
web-search
code-generation
long-context
multilingual
multimodal

Pricing

Item	Price
Input (prompt)	$2
Output (completion)	$10
Cache read	$0.1
Cache write	$2.5

Prices are customer prices per 1M tokens for a Hostlinku API key, with 1 = $1. Actual cost per request follows the API key’s Service Mode and may change; check Console or GET /v1/models for current values.

Supported endpoints

Endpoint	Format	Support
`POST /v1/chat/completions`	OpenAI Chat Completions	available
`POST /v1/messages`	Anthropic Messages	adapted (bridge)
`POST /v1/responses`	OpenAI Responses	native

Endpoint and model availability follow the catalog and the API key’s Service Mode. If a model is unavailable for that mode, the request may be rejected with 400 MODEL_NOT_IN_SERVICE_MODE.

Example request

curl https://api.hostlinku.com/v1/chat/completions \
  -H "Authorization: Bearer sk-isi-api-key-kamu" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-6-1-sol",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

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Overview

Capabilities

Pricing

Supported endpoints

Example request

Related models