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Model record / OpenAI
gpt-6.1-terra-fast
Access gpt-6.1-terra-fast from OpenAI through one OpenAI-compatible API with live market-linked pricing and usage-based billing.
Text generationVision inputReasoningStreaming35% below list
What you pay
Current catalog rates.
Input / 1M tokens$2.00 list$1.30
Output / 1M tokens$10.00 list$6.50
Cached input / 1M tokens$0.13
Current discount35%
Requests above -1 input tokens use $1.30 input and $6.50 output per 1M tokens.
Observed reliability
100
Successful provider-reaching requests
Output speed
—
Median tokens per second over sustained generations
TTFT
—
p50 · p90 not available · n 0
Latency
2.9 s
p50 · p90 4.5 s · n 5
Evidence strength
—
At a glance
- Provider
- OpenAI
- Model ID
- gpt-6.1-terra-fast
- Type
- Text generation
- Endpoints
- /v1/chat/completions, /v1/responses, /v1/messages
- Input
- image, pdf, text
- Output
- text
- Vision input
- Supported
- Image editing
- Not supported
- Video input
- Not supported
- Reasoning
- Supported
- Streaming
- Supported
- Context window
- 1,050,000 tokens
Parameters by endpoint
The request field of each parameter on each endpoint, and the values it takes.
POST /v1/chat/completions
| Field | Values |
|---|---|
| reasoning.exclude | |
| max_tokens | |
| reasoning | effort: none, low, medium, high, xhigh, max; enabled: true or false |
| response_format | |
| stop | |
| temperature | |
| tool_choice | |
| tools |
POST /v1/messages
| Field | Values |
|---|---|
| max_tokens | |
| thinking |
Pricing history
See how much this model saves and when its recorded price has been lowest.
Time zone
gpt-6.1-terra-fast
Early dataSavings are visible now, but a best-time recommendation needs at least 12 observations across 6 different hours.
Last 24 hours
Average saved
35.0%
Last 24 hours
Cheapest time
Collecting data
Too early
Hourly coverage
3/24
3 total observations
Signal quality
Early
More history needed
Typical unit savings$1.40 / 1M input tokens$5.25 / 1M output tokens
When this model is cheapest
Each bar is the average discount for that hour in UTC (UTC). Missing bars mean no observation was recorded.
ObservedCheapestNo data
Hover a bar for savings per token and observation counts.
Source buckets are UTC; labels are converted to UTC.
Last 24 hours
#352
of 356 ranked models
Last 7 days
#380
of 416 ranked models
Last 30 days
#380
of 416 ranked models
Ready when you are
Stop paying list price for tokens.
Marketplace pricing, capped at list, optimized further.