GPT-6.1 Terra

A fast, efficient model for visual reasoning, precise computer use, and clear, natural writing.

1,050,000 context
Released October 15, 2026
Starting at $1.00/M input tokens (tiered)
Starting at $5.00/M output tokens (tiered)
Streaming
Vision
Tools
Reasoning
JSON Output
Structured JSON
Web Search
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All Providers for GPT-6.1 Terra

LLM Gateway routes requests to the best providers that are able to handle your prompt size and parameters.

Context: 1.1M
Input
$1
/M tokens
Cache Read
$0.05
/M tokens
Output
$5
/M tokens
Cache Write 5m
$1.25
/M tokens
Cache Write 1h
$1.25
/M tokens
Tiered Pricing
IN
CACHED
OUT
≤272K tokens
$1
$0.05
$5
>272K tokens
$2
$0.1
$7.5
+ $0.010 per search
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Frequently asked questions

What is GPT-6.1 Terra?

A fast, efficient model for visual reasoning, precise computer use, and clear, natural writing. You can access it through LLM Gateway's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.

How much does GPT-6.1 Terra cost?

Pricing for GPT-6.1 Terra on LLM Gateway starts at $1.00 per million input tokens and $5.00 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.

What is the context length of GPT-6.1 Terra?

GPT-6.1 Terra supports a context window of up to 1,050,000 tokens on its largest provider deployment.

Which providers serve GPT-6.1 Terra?

GPT-6.1 Terra is served by OpenAI through LLM Gateway. Requests are automatically routed to the best available provider, with fallback when a provider has issues.

Does GPT-6.1 Terra support tool calling and structured outputs?

Yes. GPT-6.1 Terra supports both tool (function) calling and strict JSON output schema (upstream-enforced) through LLM Gateway.

When was GPT-6.1 Terra released?

GPT-6.1 Terra was released on October 15, 2026.