Token Supply

OpenAI

GPT-6.1 Terra API pricing

GPT-6.1 Terra (gpt-6.1-terra) is on the OpenAI plan. People calling gpt-6.1-terra on an OpenAI-plan key.

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Who this is for

People calling gpt-6.1-terra on an OpenAI-plan key.

gpt-6.1-terra is available on the OpenAI plan. Its promotional Token Supply rate is not the permanent price.

Prices

gpt-6.1-terra (GPT-6.1 Terra) is available on the OpenAI plan. Amounts below are USD per million tokens.

Official rates are the provider list prices. Token Supply rates are what Token Supply charges. The promotional Token Supply rates are not the permanent price.

The promotional rates are 80% below official through November 15, 2026 inclusive (Europe/Madrid). They end at 00:00 on November 16, 2026. After that, Token Supply is 60% below official. The server applies that change automatically. No other model uses this 80%-then-60% schedule.

The 12-hour cache write price applies only when the request selects 12-hour retention. Otherwise the 30-minute cache write price applies.

  • Official: input $1.00, output $5.00, cached input $0.05, 30-minute cache write $1.25, 12-hour cache write $2.50.
  • Token Supply promotional, through November 15, 2026 inclusive (Europe/Madrid): input $0.20, output $1.00, cached input $0.01, 30-minute cache write $0.25, 12-hour cache write $0.50.
  • Token Supply after 00:00 on November 16, 2026 (Europe/Madrid): input $0.40, output $2.00, cached input $0.02, 30-minute cache write $0.50, 12-hour cache write $1.00.

Call it

Create a key on the OpenAI plan, then send gpt-6.1-terra to the host below. The prices above are the published schedule for this id only. If a live catalog table appears, it shows the current listed input rate and does not replace that schedule.

chat/completions
curl https://api.token-supply.com/v1/chat/completions \
  -H "authorization: Bearer ts_live_..." \
  -H "content-type: application/json" \
  -d '{"model":"gpt-6.1-terra","messages":[{"role":"user","content":"hi"}]}'

Why this works: The JSON model field is gpt-6.1-terra, the same id as the page.

Details

Does Token Supply serve gpt-6.1-terra?
Yes, on the OpenAI plan. gpt-6.1-terra is available on the OpenAI plan. Its promotional Token Supply rate is not the permanent price.
Is the 80% Token Supply rate the permanent price?
No. For gpt-6.1-terra only, that rate runs through November 15, 2026 inclusive (Europe/Madrid) and ends at 00:00 on November 16, 2026. The server then applies the 60% below official rates automatically. Other models do not use this schedule.
Which cache write price applies?
The 12-hour cache write price applies only when the request selects 12-hour retention. Otherwise the 30-minute cache write price applies.
Do I have to sign up to see the price?
No. Official, promotional, and post-promotion rates for gpt-6.1-terra are on this page. A key is only required to call the model.

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