Skip to contentATP Token

GPT-6.1 Sol

New
OpenAIAll OpenAI models

Input

$2.00

USD / 1M tokens

Output

$10.00

USD / 1M tokens

Released

2026-09-29

Positioning: Balanced. Price level 3 of 4 among text models.

Complex coding and professional work at a lower cost than GPT-6 Astra. GPT-6.1 Sol is an OpenAI text model on ATP Token, billed per 1M input and output tokens, with a lower cached-input rate.

ThinkingToolsVision
Get started freeAll model pricesCompare

Pricing

Pay for what you use: credits are deducted only when a request succeeds.
Prices in USD · $1 = 100 credits
Input
$2.00
Cache read
$0.10
Output
$10.00
USD / 1M tokens
Cache write · 5m TTL$2.50 / 1M

OpenAI · Family · USD / 1M tokens

Text models from the same vendor on ATP. Bars fill up to the family's highest price.
All OpenAI models
ModelInputOutput
GPT-5.4 Progpt-5.4-pro$30.00$180.00
GPT-6 Astragpt-6-astra$10.00$50.00
GPT-5.5gpt-5.5$5.00$30.00
GPT-5.6 Solgpt-5.6-sol$4.00$20.00
GPT-5.4gpt-5.4$2.50$15.00
GPT-5.6 Terragpt-5.6-terra$2.00$12.00
GPT-6 Solgpt-6-sol$2.00$10.00
GPT-6.1 Sol This pagegpt-6.1-sol$2.00$10.00
GPT-6.1 Terragpt-6.1-terra$1.00$5.00
GPT-5.6 Lunagpt-5.6-luna$0.20$1.20
GPT-6 Lunagpt-6-luna$0.10$0.50

Cost per 1,000 typical requests

A quick estimate with fixed token counts per request. No caching, no retries. Try the estimator with your own numbers.
WorkloadUSD / 1,000
Short chat turn800 / 400$5.60
RAG answer4,000 / 500$13.00
Agent step with tools20,000 / 1,500$55.00

Same controls on every model: project keys, per-project model access, credit budgets, and a log of every request.Set up your organization

Cost estimator

Plug in your usage to see roughly what a month costs.
0200
0100
ESTIMATE
$40.00
USD / month
4,000 credits / month
  • Input$20.00
  • Output$20.00

$40.00 USD / month · 4,000 credits / month

An estimate at our USD prices (USD 1 = 100 credits). What each request actually cost shows up in your console's request log. Cached input is billed at the lower cache-read price, so you may spend less.

Quickstart

Keep your SDK. Point it at ATP and use a project key. Read the docs
quickstart.py · OpenAI SDK
from openai import OpenAI

client = OpenAI(
  base_url="https://api.atptoken.ai/v1",
  api_key="atp-•••"
)

r = client.chat.completions.create(
  model="gpt-6.1-sol",
  messages=[{"role":"user","content":"hi"}],
)

Compare with similar models

Same type and positioning, from other vendors, closest in price first.
Compare side by side

Related models

All OpenAI models
GPT-5.4 Progpt-5.4-pro$30.00 / $180.00In / out · per 1M tokensGPT-6 Astragpt-6-astra$10.00 / $50.00In / out · per 1M tokensGPT-5.5gpt-5.5$5.00 / $30.00In / out · per 1M tokensGPT-5.6 Solgpt-5.6-sol$4.00 / $20.00In / out · per 1M tokensGPT-5.4gpt-5.4$2.50 / $15.00In / out · per 1M tokensGPT-5.6 Terragpt-5.6-terra$2.00 / $12.00In / out · per 1M tokens

FAQ

4
Can GPT-6.1 Sol use tools, read images, or think before answering?
GPT-6.1 Sol supports tool calling, vision input and extended thinking, but not audio.
Is cached input cheaper on GPT-6.1 Sol?
You pay per 1M input tokens and per 1M output tokens. Cached input costs 5% of the normal input price. Cache writes are priced separately. You only pay when a request succeeds. $1 = 100 credits. See pricing
Is there a newer OpenAI model than GPT-6.1 Sol on ATP?
Yes. GPT-6.1 Terra (gpt-6.1-terra) came out on Oct 26, 2026, after GPT-6.1 Sol (Sep 29, 2026), and is the newer OpenAI text option on ATP. Both stay available: compare family prices on this page, then turn on the id you want for your project.
How do I call GPT-6.1 Sol on ATP?
Create a project API key and point any OpenAI-compatible SDK at https://api.atptoken.ai/v1. Set model to "gpt-6.1-sol" (the API id, not the display name). Make sure the model is turned on for your project.
Get started

Start with $5. Credits never expire.

Create a project key, turn this model on, and pay only for what you use.

Get started freeTalk to enterprise