OpenAI•Rank #10NEW

GPT-6 Cyber

Proprietaryreasoningcodingcybersecurity

Leaderboard Score

62.5

Scale: 0 - 100

Throughput Speed

65 tps

Context Window

1.05M

API Pricing / 1M

.00

Parameter Scale

Proprietary

Monthly API Cost Calculator

GPT-6 Cyber rates: $20/1M input • $100/1M output. Pick a workload preset or enter your own token volumes.

Monthly input (M tokens)Monthly output (M tokens)

Same workload on published-rate alternatives

GPT-Rosalind-6 (OpenAI)

GPT-5.5 Pro (OpenAI)

Open the comparison engine →

Estimates use listed API rates at time of writing; providers may differ in caching discounts, rate limits, and batching pricing.

Sourced AI Radar & Benchmarks•8 Evaluated Metrics

Capability Radar & Benchmark Scores

Multi-Axis Capability Radar

Comparing GPT-6 Cyber against Frontier Top 10 & Open-Source average

0 - 100 Scale

GPT-6 Cyber

Frontier Top 10 Avg

Open-Source Avg

Performance Vectors

Where GPT-6 Cyber Leads

Coding & SWETop 10: 79.2% • OS: 51.6%

78.0%-1.2% vs Top 10

Reasoning & MathTop 10: 94.6% • OS: 54.3%

94.0%-0.6% vs Top 10

Agent & Tool AutomationTop 10: 80.3% • OS: 37.4%

72.0%-8.3% vs Top 10

Terminal & CLI ExecutionTop 10: 63.5% • OS: 45.8%

58.0%-5.5% vs Top 10

MMLU & Knowledge QATop 10: 50% • OS: 86.7%

78.1%+28.1% vs Top 10

Cyber & Security ExploitsTop 10: 87.3% • OS: 81.2%

59.4%-27.9% vs Top 10

All Verified Benchmark Evaluations

Direct Pass@1 and resolution rates across standardized evaluations.

OverallCodingReasoningAgenticTerminal

Featured Compute Platform

Run Benchmarks on Dedicated AI Clusters

Zero-cold-start inference endpoints with dedicated GPU instances.

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Executive Analysis & Verdict

GPT-6 Cyber by OpenAI is an authorized frontier cybersecurity reasoning model scoring 62.5 overall, engineered for vulnerability discovery, ExploitGym (48.5%), and verified penetration testing.

Key Strengths & Highlights

•Specialized cyber reasoning fine-tuned on GPT-6 Astra weights for authorized security teams
•48.5% on ExploitGym and 40.3% recall on offensive web pentesting simulations
•Expansive 1.05M token context window supporting 128K output tokens for full exploit and patch audits

Limitations & Considerations

•Strictly restricted to vetted security professionals under OpenAI Daybreak Red governance

Recommended Workflows

Authorized vulnerability discovery, automated security patch verification, and penetration testing simulations

Architectural Overview & Capability Profile

GPT-6 Cyber (gpt-6-cyber) is OpenAI’s specialized frontier reasoning model developed for authorized cybersecurity defense, vulnerability research, and security engineering. Built on the core architecture of GPT-6 Astra, GPT-6 Cyber features specialized tool integrations and adapted refusal policies that allow approved security teams to analyze exploits, reproduce CVEs, and generate verified patches without standard conversational guardrail interferences. On RankLLMs’s calibrated benchmark suite, GPT-6 Cyber achieves an overall score of 62.5 / 100.

With an expansive context window of 1,050,000 tokens (supporting up to 922,000 input tokens and 128,000 output tokens), the model is capable of digesting entire application source code repositories alongside network packet captures and binary dumps in a single context window.

Specialized Security Evaluations

Evaluations reported by OpenAI and independent red-team security audits demonstrate key advancements over previous generations:

Vulnerability Exploitation & Patching:
- ExploitGym: Achieves 48.5%, marking a dramatic improvement over GPT-5.6 Cyber (32.1%) in autonomously synthesizing and executing verified vulnerability proofs of concept.
- CyScenarioBench: Scores 61.0% across multi-stage threat emulation scenarios.
Web Application Penetration Testing:
- Offensive Web Pentesting: Reaches 40.3% vulnerability recall on black-box web applications without source code visibility, outperforming base GPT-6 Astra (32.0%).
Software Engineering & Code Remediation:
- Scores 78.0% on SWE-bench Verified, demonstrating reliable synthesis of non-breaking security patches across complex open-source libraries.

Access Governance & Pricing

Due to dual-use cybersecurity considerations, GPT-6 Cyber is strictly governed:

Eligibility: Restricted to verified enterprise security teams, government agencies, and vetted red teams under OpenAI’s Daybreak Red compliance tier.
API Pricing: $20.00 per 1M input tokens and $100.00 per 1M output tokens (with $2.00 / 1M cached input).

Frequently Asked Questions About GPT-6 Cyber

What is GPT-6 Cyber and who developed it?↓

GPT-6 Cyber is a proprietary large language model developed by OpenAI. It ranks #10 on the RankLLMs composite leaderboard, ahead of 91% of the 104 models we track, with an overall score of 62.5 / 100.

Can GPT-6 Cyber handle very long documents and codebases?↓

GPT-6 Cyber supports a 1.1M-token input context window and generates about 65 tps tokens per second in our reference measurements and which is enough to hold entire repositories, long transcripts, or multi-document research sets in a single session..

Why does GPT-6 Cyber cost more than most alternatives?↓

GPT-6 Cyber sits in the premium tier at .00 per 1M tokens - cheaper than only 100% of priced models we track. That pricing buys frontier-tier benchmark results; the cost-per-solved-task math in our best-coding-LLM guide shows when it pays off.

What is GPT-6 Cyber best at?↓

GPT-6 Cyber is strongest in Specialized cyber reasoning fine-tuned on GPT-6 Astra weights for authorized security teams; 48.5% on ExploitGym and 40.3% recall on offensive web pentesting simulations; Expansive 1.05M token context window supporting 128K output tokens for full exploit and patch audits. Full pillar-by-pillar numbers are in the benchmark tables above.

What should you watch out for with GPT-6 Cyber?↓

Known trade-offs include: Strictly restricted to vetted security professionals under OpenAI Daybreak Red governance. Weigh these against the strengths above for your specific workload.