AgenticMarket
OpenAIProprietary APICutoff: 2026-02-16Released: 2026-07-09GPT-5.6 Sol
GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...
ARCHITECTURE & LIMITS
BENCHMARK EVALUATIONS & CODE METRICS
Verified scores from SWE-bench and Artificial Analysis.
Independent coding benchmark evaluating syntax, algorithms, and code completion
Broad multi-domain reasoning, science, and knowledge retrieval
Autonomous multi-step tool use, API calling, and task execution
TOKEN COST CALCULATOR
Estimate production API costs for GPT-5.6 Sol.
COMMUNITY ENGINEERING EVALUATIONS
Verified ratings across 4 core software engineering dimensions.
Refactoring accuracy, syntax correctness, and adherence to design patterns.
Zero hallucinations, strict constraint compliance, and negative prompt respect.
Time-to-first-token (TTFT) and throughput tokens per second.
Token pricing economics relative to intelligence quality and output volume.
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RECOMMENDED AGENT SKILLS FOR GPT-5.6 Sol
boardroom
/cs:boardroom <brief> — 6-phase multi-role deliberation across the C-suite with Phase 2 isolation, critic pre-screen, and synthesis. Outputs a board memo. Use when a decision spans multiple executive domains — e.g. a pricing change touching finance, positioning, and product, or a raise-vs-cut runway call.
FREQUENTLY ASKED QUESTIONS ABOUT GPT-5.6 Sol
What are the input and output token prices for GPT-5.6 Sol?+
GPT-5.6 Sol costs $2.00 per 1M input tokens and $10.00 per 1M output tokens. Cached input reads cost $0.20 per 1M tokens.
Does GPT-5.6 Sol support tool calling and agent execution?+
Yes, GPT-5.6 Sol natively supports tool calling, parallel function execution, and structured agent workflows.
What is the context window of GPT-5.6 Sol?+
GPT-5.6 Sol features an active context window of 1,050,000 tokens with a maximum single-turn output of 128,000 tokens.
What AI Agent Skills work best with GPT-5.6 Sol?+
Because GPT-5.6 Sol is optimized for agentic tool calling and multimodal vision and code reasoning, it pairs well with Agent Skills like Boardroom, SEO Audit, and UI/UX Pro Max.