Velokey

GPT-5.6

OpenAIChatin 60 · out 480 Crédits / 1M tokens≈$60 / $480Disponible
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GPT-5.6 is OpenAI's newest flagship model, released July 9, 2026, built for agentic coding, long-horizon reasoning, and tool use. It natively supports Programmatic Tool Calling and predictable caching, and leads agentic and coding benchmarks like Terminal-Bench. Access the GPT-5.6 API on Velokey at a lower price — one API key, pay as you go, below official pricing.

Programmatic Tool CallingPredictable cachingAgentic long-horizon codingOpenAI-compatible

Cas d'usage

Agentic coding and automation · Repo-scale refactors and migrations

Entrée

Texte

Sortie

Texte

Facturation

Par token

Type de modèle :
0.7
02
2048
2568192
gpt-5.6-sol

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Détails des tarifs

Tarification transparente à l'usage, sans frais cachés.

Tarifs détaillés

Tarification par paliers

Détail des tarifs à l'usage

<= 272K tokensLongueur de contexte ≤ 272K
SpécificationPrixOfficielÉconomie
Input/1M tokens4 crédits≈$45 crédits-20%
Output/1M tokens24 crédits≈$2430 crédits-20%
Cache Read/1M tokens0.4 crédits≈$0.40.5 crédits-20%
> 272K tokensLongueur de contexte > 272K
SpécificationPrixOfficielÉconomie
Input/1M tokens8 crédits≈$810 crédits-20%
Output/1M tokens36 crédits≈$3645 crédits-20%
Cache Read/1M tokens0.8 crédits≈$0.81 crédits-20%

Règles de facturation

  • Le prix de sortie varie selon le modèle, la résolution, la qualité, la durée ou l'usage de tokens.
  • Les fichiers de référence téléversés peuvent être facturés séparément lorsqu'ils sont pris en charge.
  • Les capacités additionnelles comme la recherche web ou d'images peuvent être facturées par requête.
  • Les modèles à base de tokens sont facturés selon les tokens d'entrée et de sortie.
  • Si la route principale est indisponible, Velokey peut basculer automatiquement vers une route de secours stable lorsque c'est possible.
  • L'utilisation est à la demande, avec une déduction transparente des crédits.

* Le coût final dépend du résultat généré.

Modèles associés

Découvrez d'autres modèles de la même famille.

Affordable GPT-5.6 API

Access OpenAI's newest flagship, GPT-5.6, at a lower price on Velokey — OpenAI-compatible, one API key, pay as you go, below official pricing.

Meet GPT-5.6 and its API integration

GPT-5.6 is OpenAI's newest flagship model, released July 9, 2026, built for agentic coding, long-horizon reasoning, and tool use, and it leads a range of agentic and coding benchmarks. On Velokey you can access the GPT-5.6 API at a lower price — one API key, pay as you go, below official pricing, no forced subscription — with credits, usage, and multi-model routing all managed in one console.

Programmatic Tool Calling

GPT-5.6 can write JavaScript and run it in an isolated, network-free V8 sandbox, orchestrating multi-step tool calls in code to cut round trips. Compared with one-call-at-a-time function calling, it's more efficient and controllable in complex agentic workflows, terminal operations, and computer use — the headline upgrade of this generation.

View docs →
Programmatic Tool Calling

Benchmark-leading agentic and coding

On agentic and coding benchmarks like Terminal-Bench, the Coding Agent Index, and Agents' Last Exam, GPT-5.6 leads across the board — a fit for long-horizon multi-step workflows, repo-scale refactors, and automated agents. For the hardest reasoning tasks, max reasoning and ultra modes push depth further.

View docs →
Benchmark-leading agentic and coding

Predictable caching and long context

New predictable caching makes repeated-prefix cache hits more reliable, meaningfully lowering input costs for long flows and multi-turn conversations; long context keeps very long documents, large codebases, and long conversations coherent — a fit for knowledge analysis and repo-scale tasks.

View docs →
Predictable caching and long context

Flexible tiers, OpenAI-compatible

GPT-5.6 offers three callable model IDs — gpt-5.6-sol, gpt-5.6-terra, gpt-5.6-luna — sharing one request structure and parameters, so you can trade performance against cost per task (bare gpt-5.6 is a family alias; specify a concrete ID, most starting on gpt-5.6-terra). One API key reaches GPT-5.6 and other vendors' models, OpenAI-compatible, switching with a single model-field change.

View docs →
Flexible tiers, OpenAI-compatible

How to deploy the GPT-5.6 API on Velokey

A few steps to start calling.

1

Register and get an API key

Create an API key in the Velokey console; one key authenticates every request sent to GPT-5.6.

2

Set the model

Set model to gpt-5.6-sol, gpt-5.6-terra, or gpt-5.6-luna. Bare gpt-5.6 is a family alias and can't be called directly; most workloads start on gpt-5.6-terra.

3

Call and integrate

Send requests through Velokey's unified /v1/chat/completions endpoint, compatible with the OpenAI calling convention, with usage and credits managed in one console.

GPT-5.6 real-world use cases

From agentic coding to long-document analysis, a fit for many high-value scenarios.

Agentic coding and automation

Long-horizon multi-step workflows and autonomous tasks, orchestrating tools in code with Programmatic Tool Calling and fewer round trips.

Repo-scale refactors and migrations

Large refactors, framework upgrades, and cross-repo migrations, staying coherent with strong agentic ability and long context.

Terminal operations and computer use

Complex terminal operations, browsing, and computer use — at their best with max reasoning or ultra.

Long-document and knowledge analysis

Analysis and Q&A over long contracts, financial reports, and research material, with predictable caching lowering multi-turn cost.

High-throughput batch and extraction

Classification, tagging, routing, short summaries, and bulk generation pipelines, cost-controlled with pay-as-you-go.

Security and frontier research

Frontier agentic research and vulnerability analysis — give the hard work to benchmark-leading GPT-5.6.

Why choose Velokey for GPT-5.6

below official pricing

Call GPT-5.6 at a lower price on Velokey — pay as you go, no forced subscription, lower upfront cost.

One key, many models

A single API key reaches GPT-5.6 and other vendors' models, turning task routing and cross-model fallback into configuration rather than rewrites.

Unified OpenAI-compatible access

Compatible with the OpenAI calling convention; switching models is a single model-field change, keeping integration cost minimal.

Stability and high availability

Automatic failover and stable fallback routes maintain availability when the primary route is down, keeping production steady.

Référence API

Exemples complets d'appels API et description des paramètres

Endpoint

https://api.velokey.ai/v1/chat/completions

Authentication

Bearer YOUR_API_KEY

Request Example

curl https://api.velokey.ai/v1/chat/completions \
  -X POST \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-5.6-sol",
    "messages": [{"role": "user", "content": "Hello!"}],
    "temperature": 0.7
  }'

Response Example

{
  "id": "req_abc123",
  "model": "gpt-5.6-sol",
  "created": 1234567890,
  "data": { ... }
}

GPT-5.6 API FAQ

What is the GPT-5.6 API?

GPT-5.6 is OpenAI's newest flagship model, released July 9, 2026, built for agentic coding, long-horizon reasoning, and tool use, with native Programmatic Tool Calling and predictable caching. On Velokey you call it through unified OpenAI-compatible access.

Which model IDs can I call for GPT-5.6?

The callable IDs are gpt-5.6-sol, gpt-5.6-terra, and gpt-5.6-luna, sharing the same request structure and parameters and spanning flagship to high-throughput value. Bare gpt-5.6 is a family alias and can't be called directly — specify a concrete ID in the model field; most workloads start on gpt-5.6-terra.

What is Programmatic Tool Calling?

GPT-5.6 can write JavaScript and execute it in an isolated, network-free V8 sandbox, orchestrating multi-step tool calls in code to cut round trips. It's especially useful for complex agentic workflows, terminal operations, and computer use.

Is GPT-5.6 good for long documents and long context?

Yes. It supports long context and stays coherent across very long documents, large codebases, and multi-turn conversations, with predictable caching lowering the input cost of repeated prefixes.

How is it billed on Velokey?

The pricing section on this page shows current Velokey prices, billed by input and output tokens (about $4 input / $24 output per 1M tokens, official $5/$30). One API key reaches every callable ID, and credits are managed from one Velokey account.

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