GPT-5.6 Luna vs
GPT-5.6 Sol

Read the published evidence, route context, and missing facts before making a local decision. This page does not name a universal winner.

Models in this comparison

Provider identity and evidence state stay balanced across the pair.

Model type
Proprietary
Evidence state
Estimated evidence
Published context
1,050,000
VS
Model type
Proprietary
Evidence state
Supported evidence
Published context
1,050,000

Key implications

Insufficient shared-metric coverage. Each finding is tied to a published metric, price, context, or modality fact.

  1. Input API price: GPT-5.6 Luna has the lower verified rate ($1 / 1M tokens vs $5 / 1M tokens).
  2. Output API price: GPT-5.6 Luna has the lower verified rate ($6 / 1M tokens vs $30 / 1M tokens).

Shared metric view

A radar is shown only when at least four compatible supported score metrics are published.

Comparable metric detail

  • AgenticGPT-5.6 Luna: 52.82 · GPT-5.6 Sol: 68.88
  • CodingGPT-5.6 Luna: 73.59 · GPT-5.6 Sol: 79.01
  • KnowledgeGPT-5.6 Luna: 83.6 · GPT-5.6 Sol: 86
  • MathGPT-5.6 Luna: 97 · GPT-5.6 Sol: 97
  • MultimodalGroundedGPT-5.6 Luna: 60.2 · GPT-5.6 Sol: 82.7
  • ReasoningGPT-5.6 Luna: 57.9 · GPT-5.6 Sol: 85.2
  • OverallGPT-5.6 Luna: 67.35 · GPT-5.6 Sol: 82.2

Source metrics

Friendly metric names and published units stay visible. Missing measurements remain unavailable rather than becoming a score.

Source metric comparison
MetricUnitGPT-5.6 LunaGPT-5.6 Sol
Agenticscore52.8268.88
Codingscore73.5979.01
Knowledgescore83.686
Mathscore9797
MultimodalGroundedscore60.282.7
Reasoningscore57.985.2
Overallscore67.3582.2

Agentic

Unit
score
GPT-5.6 Luna
52.82
GPT-5.6 Sol
68.88

Coding

Unit
score
GPT-5.6 Luna
73.59
GPT-5.6 Sol
79.01

Knowledge

Unit
score
GPT-5.6 Luna
83.6
GPT-5.6 Sol
86

Math

Unit
score
GPT-5.6 Luna
97
GPT-5.6 Sol
97

MultimodalGrounded

Unit
score
GPT-5.6 Luna
60.2
GPT-5.6 Sol
82.7

Reasoning

Unit
score
GPT-5.6 Luna
57.9
GPT-5.6 Sol
85.2

Overall

Unit
score
GPT-5.6 Luna
67.35
GPT-5.6 Sol
82.2

Pricing and context

Verification is shown beside each selected route. Missing facts remain Not verified.

Route pricing and context comparison
FieldUnitGPT-5.6 LunaGPT-5.6 Sol
Input API priceUSD / 1M tokens$1$5
Cached input API priceUSD / 1M tokens$0.1$0.5
Output API priceUSD / 1M tokens$6$30
Route contexttokens1,050,0001,050,000
Input modalitiespublished listNot verifiedNot verified
Output modalitiespublished listNot verifiedNot verified

Input API price

Unit
USD / 1M tokens
GPT-5.6 Luna
$1
GPT-5.6 Sol
$5

Cached input API price

Unit
USD / 1M tokens
GPT-5.6 Luna
$0.1
GPT-5.6 Sol
$0.5

Output API price

Unit
USD / 1M tokens
GPT-5.6 Luna
$6
GPT-5.6 Sol
$30

Route context

Unit
tokens
GPT-5.6 Luna
1,050,000
GPT-5.6 Sol
1,050,000

Input modalities

Unit
published list
GPT-5.6 Luna
Not verified
GPT-5.6 Sol
Not verified

Output modalities

Unit
published list
GPT-5.6 Luna
Not verified
GPT-5.6 Sol
Not verified

Evidence provenance

Source records, route identity, timestamps, and methodology are consolidated here without declaring either model a winner.

Publication time
Aug 30, 2026, 2:15 AM UTC
Freshness
Stale — Published weekly benchmark evidence has not refreshed within 8 days.
Methodology
benchlm: benchlm_raw_composite
Model records
  • GPT-5.6 Luna — source benchlm · artifact models · model gpt-5-6-luna
  • GPT-5.6 Sol — source benchlm · artifact models · model gpt-5-6-sol
Selected price routes
  • GPT-5.6 Luna — route benchlm:gpt-5-6-luna · source benchlm · provider openai
  • GPT-5.6 Sol — route benchlm:gpt-5-6-sol · source benchlm · provider openai

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