PickAIModel.com - Compare GPT-5.6 Sol and Grok 4.5
GPT-5.6 Sol vs Grok 4.5: pricing, Quality, Value, and benchmarks
Side-by-side buyer comparison built from the current published top 10 snapshot. Quality and Value stay deterministic, while editorial verdict excerpts remain clearly AI-labeled.
Provisional evidenceProvisional evidence
GPT-5.6 Sol Quality
79.1
Grok 4.5 Quality
51.1
Quality delta
+28.0GPT-5.6 Sol leads
Value delta
-31.9Grok 4.5 leads
Buyer summary
GPT-5.6 Sol leads Quality by 28.0 points. Grok 4.5 leads Value by 31.9 points.
Shared roster
Both pages link back to the same published roster and methodology, so the comparison stays on one deterministic evidence set.
This model is still under editorial review. We will publish a verdict as soon as we have completed our review of the AI model.
Monthly price
Grok: Price unavailable
App access
Grok
Conversation benchmark
Unavailable
Verified vendor fact
Consumer plan pricing was not available in the current snapshot.
Verified vendor fact
Hosted app availability is grounded in the current official vendor surface.
Deterministic scores
Quality and Value comparison
GPT-5.6 Sol
Q 79.1
V 36.2
Quality rank 2 and value rank 4 in the current published roster.
Grok 4.5
Q 51.1
V 68.1
Quality rank 5 and value rank 1 in the current published roster.
Buyer access
Pricing, app access, and Conversation Value
GPT-5.6 Sol
Verified vendor fact3K tokens/chat
ChatGPT: Price unavailable
Unavailable
Hosted app: ChatGPT
Grok 4.5
Verified vendor fact3K tokens/chat
Grok: Price unavailable
Unavailable
Hosted app: Grok
Benchmark evidence
GPT-5.6 Sol
Verified evidence
Humanity's Last Exam
Normalized quality input
47.2%
Artificial Analysis GPT-5.6 Sol max analysis page | Independent Artificial Analysis HLE result for the max-reasoning model variant. Treat as tier-3 provisional evidence and do not describe it as OpenAI-published no-tools HLE.
AA-Omniscience
AA-Omniscience Index
21.7
Artificial Analysis AA-Omniscience evaluation | Independent Artificial Analysis result for GPT-5.6 Sol (max). Display-only; this row does not affect Quality or Value scores.
SWE-Bench Pro
Normalized quality input
64.6%
OpenAI GPT-5.6 release | OpenAI official GPT-5.6 launch table. Results are vendor-reported and must retain the named model tier, reasoning setting, benchmark version, and harness caveats.
Terminal-Bench 2.1
Agentic terminal task completion
88.8%
OpenAI GPT-5.6 announcement | OpenAI vendor-reported GPT-5.6 Sol Terminal-Bench 2.1 result. Do not substitute Terra, Luna, or another evaluation tier.
Benchmark evidence
Grok 4.5
Verified evidence
Humanity's Last Exam
Normalized quality input
40.3%
Artificial Analysis Grok 4.5 high evaluation | Independent exact Grok 4.5 high result; do not substitute another Grok reasoning configuration.
AA-Omniscience
AA-Omniscience Index
26.0
Artificial Analysis AA-Omniscience evaluation | Independent Artificial Analysis result for Grok 4.5 (high). Display-only; this row does not affect Quality or Value scores.
SWE-Bench Pro
Normalized quality input
64.7%
xAI Grok 4.5 release | Vendor-reported exact Grok 4.5 SWE-Bench Pro resolve rate; retain the published harness context.
Terminal-Bench 2.1
Agentic terminal task completion
83.3%
xAI Grok 4.5 release | Vendor-reported exact Grok 4.5 Terminal-Bench 2.1 result; tool use is intrinsic to the harness.
Editorial excerpt
GPT-5.6 Sol
AI-assisted, editorially reviewed
OpenAI’s flagship for complex professional work and coding, at premium API pricing.
GPT-5.6 Sol is OpenAI’s flagship tier for complex coding and professional work. Its strong independent HLE and official SWE-Bench Pro evidence come with the family’s highest API price, so it is best reserved for work that justifies maximum capability.
Editorial excerpt
Grok 4.5
AI-assisted, editorially reviewed
This model is still under editorial review. We will publish a verdict as soon as we have completed our review of the AI model.
This model is still under editorial review. We will publish a verdict as soon as we have completed our review of the AI model.
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