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Hosted by a provider reached through SayGM. The route is sealed in transit and in use; the provider receives the prompt under its API terms.
Released
Jul 2026Knowledge cutoff
Feb 2026Modalities
Text · Tool calling · Image inputBest reported price on SayGM
-39.2%In
Cached
Out
per Mtok*
Create an API key and set it as SAYGM_API_KEY in your terminal.
curl "https://api.saygm.com/v1/chat/completions" \
-H "Authorization: Bearer $SAYGM_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-5.6-terra",
"messages": [
{
"role": "user",
"content": "Hello!"
}
]
}'SayGM's best reported rate for gpt-5.6-terra next to openai list price — 39.2% off.
| Dimension | SayGM price | OpenAI list price |
|---|---|---|
| Input | $1.2154per Mtok | $2.00 |
| Output | $7.2924per Mtok | $12.00 |
| Cache read | $0.12154per Mtok | $0.20 |
| Cache write | $1.51925per Mtok | $2.50 |
| Long-context inputabove 272,000 input tokens | $2.4308per Mtok | $4.00 |
| Long-context outputabove 272,000 input tokens | $10.9386per Mtok | $18.00 |
| Long-context cache readabove 272,000 input tokens | $0.24308per Mtok | $0.40 |
| Long-context cache writeabove 272,000 input tokens | $3.0385per Mtok | $5.00 |
What buyers have actually paid on this model recently, across every provider and cache hits.
Input
$1.58
$2.00Cached input
$0.14
$0.20Output
$8.33
$12.00Requests are load balanced across every provider serving this model, each offering its own rate, so what you pay is a blend rather than a single number. These are the blended rates actually paid — priced at what a provider offered, capped at list.
Measured over 11 windows: 637 requests and 2,187,310 input-side tokens. Most recent window closed 2026-11-09 17:36 UTC.
Every provider currently serving this model, ranked by discount.
| Provider | Discount | In | Out |
|---|---|---|---|
| Provider 1 | 39.2% off | $1.22 | $7.29 |
| Provider 2 | 38.2% off | $1.24 | $7.42 |
| Provider 3 | 12.4% off | $1.75 | $10.51 |
| Provider 4 | 12.4% off | $1.75 | $10.51 |
Measured on the requests SayGM routed to this model.
Fixed-seed suites SayGM runs against this model.
Explore the OpenAI lab and compare related models.
The best reported rate for gpt-5.6-terra on SayGM is $1.22 per million input tokens and $7.29 per million output tokens. A request above 272,000 input tokens bills at SayGM's long-context rate instead.
SayGM's best reported rate for gpt-5.6-terra is 39.2% off OpenAI's list price.
Yes. gpt-5.6-terra is served on SayGM's OpenAI-compatible chat/completions surface, so an unmodified OpenAI SDK pointed at SayGM's base URL works with it.