OpenAI · from $2.50 per
million input tokens · 2.0× spread between gateways
· updated hourly
Gateway
$ in /MTok
$ out /MTok
Context
Input price history
Model ID
OpenRouterfees
$2.50
$15.00
1,050,000
openai/gpt-5.6-sol
Glama
$2.50
$15.00
1,050,000
since 2026-08-20
openai/gpt-5.6-sol
Requesty
$5.00
$30.00
1,050,000
since 2026-08-20
openai-responses/gpt-5.6-sol
Ramp Routerfees
$5.00
$30.00
1,050,000
since 2026-08-20
gpt-5.6-sol
Fees beyond the token price
OpenRouter: No markup on token prices (provider pass-through), but credit purchases cost 5.5% via card ($0.80 minimum) or 5% via crypto; BYOK usage above the monthly allowance is charged 5%. source
Ramp Router: Free through 2026 — no gateway fee, tokens billed at provider list price, first $26 of credit free. source
Changelog for GPT-5.6 Sol
openrouter listed openai-gpt-5.6-sol-output at 15.0 usd_per_mtok
openrouter listed openai-gpt-5.6-sol-input at 2.5 usd_per_mtok
openrouter delisted openai-gpt-5.6-sol-output
openrouter delisted openai-gpt-5.6-sol-input
GPT-5.6 Sol pricing FAQ
How much does GPT-5.6 Sol cost per million tokens?
The cheapest tracked gateway charges $2.50 per million input tokens and $15.00 per million output tokens (Glama). Prices refresh hourly.
Which gateway is cheapest for GPT-5.6 Sol?
Glama for input tokens and Glama for output tokens, among the 4 gateways we track.
Do GPT-5.6 Sol prices differ between gateways?
Yes — the most expensive tracked gateway charges 2.0× the cheapest for input tokens. Identical model, identical tokens, different bill.