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OpenAI: GPT-6.1 Terra

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

Source-linked gpt-terra Closed weights Released 2026-10-26
API record Report
InputT
OutputT
Input price$1/M
Output price$5/M
Context1.05M
Max output128K
Providers6
Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

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Providers offering GPT-6.1 Terra
ProviderProvider model IDContextMax outputInputOutputCache readCapabilitiesDocs
OpenAI gpt-6.1-terra 1.05M 128K $1 $5 $0.05 ReasoningToolsJSON Docs ↗
OpenRouter openai/gpt-6.1-terra 1.05M 128K $1 $5 $0.05 ReasoningToolsJSON Docs ↗
Eden AI openai/gpt-6.1-terra 1.05M 128K $1 $5 $0.05 Reasoning Docs ↗
Kilo Gateway openai/gpt-6.1-terra 1.05M 128K $1 $5 $0.05 ReasoningToolsJSON Docs ↗
Vercel AI Gateway openai/gpt-6.1-terra 1.05M 128K $1 $5 $0.05 ReasoningTools Docs ↗
Merge Gateway openai/gpt-6.1-terra 1.05M 128K $1 $5 $0.05 ReasoningToolsJSON Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Listed rates

Price across providers

Input price per million tokens as published by each provider. Bars are drawn from listed rates only — no traffic weighting, since the catalog observes no requests.

Lowest input $1/M

Across 6 priced providers

Median input $1/M

Midpoint of listed rates

Highest input $1/M

Same as the lowest listed rate

Output range $5 – $5

Per million output tokens

OpenAI $1/M
OpenRouter $1/M
Eden AI $1/M
Kilo Gateway $1/M
Vercel AI Gateway $1/M
Merge Gateway $1/M
Cost calculator

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$0.00
Excludes taxes, non-token charges, and tiered discounts.

6 providers list the identical $1 input rate, so price alone will not separate them — compare context limits, max output, and capabilities above.

Specification

Capabilities

Recorded from the source catalog and provider listings.

✓ Reasoning Yes
✓ Tool calling Yes
✓ Structured output Yes
✓ Attachments Yes
✓ Vision input Yes
× Open weights No
Creator
OpenAI
Model family
gpt-terra
Knowledge cutoff
2026-06-01
License
Not documented
Release date
2026-10-26
Model ID
openai/gpt-6.1-terra
Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry
No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology
Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log
No changes recorded

This record has not changed within the retained import history.

Provenance

Sources & verification

Every figure on this page traces back to one of these records.

Methodology
Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation
Endpoint
GET https://modelbench.lol/api/v1/models/openai/gpt-6.1-terra
curl
curl "https://modelbench.lol/api/v1/models/openai/gpt-6.1-terra"
Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is GPT-6.1 Terra?

Fast, efficient model for visual reasoning, precise computer use, and clear, natural writing. It is published by OpenAI and catalogued here from Models.dev.

How much does GPT-6.1 Terra cost?

Listed input pricing starts at $1 per million tokens from OpenAI.

What is the context length of GPT-6.1 Terra?

GPT-6.1 Terra accepts up to 1.05M tokens of context and returns up to 128K output tokens.

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

Provider catalogs list support for tool calling, structured output, reasoning, and image input.

Which providers serve GPT-6.1 Terra?

6 providers list this model: OpenAI, OpenRouter, Eden AI, Kilo Gateway, Vercel AI Gateway, Merge Gateway.

Are the weights for GPT-6.1 Terra open?

No. This model is served through hosted APIs only.

When was GPT-6.1 Terra released?

The catalog records a release date of 2026-10-26, last verified Oct 26, 2026.

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