AI Models · Paid vs Paid

o3 Paid vs GPT-5.6 Sol (batch) Paid

o3 vs GPT-5.6 Sol (batch) compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.

Prices & specs refreshed from live data · olud.ai

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

o3PaidOpenAI
$2 /M input
$8 /M outputManaged API (no infra to run)
TypeProprietary
Context window200K tokens
MultimodalYes
Self-hostNo
GPT-5.6 Sol (batch)PaidOpenAI
$1 /M input
$5 /M outputManaged API (no infra to run)
TypeProprietary
Context window1.1M tokens
MultimodalYes
Self-hostNo
Choose GPT-5.6 Sol (batch) for the lower output price ($5/M vs $8/M). It also gives you the larger 1.1M context window.

o3 vs GPT-5.6 Sol (batch) specs

Speco3GPT-5.6 Sol (batch)Winner
MakerOpenAIOpenAI
TypeProprietaryProprietary
Context window200K tokens1.1M tokensGPT-5.6 Sol (batch)
Input price$2/M$1/MGPT-5.6 Sol (batch)
Output price$8/M$5/MGPT-5.6 Sol (batch)
Vision / multimodalYesYes= Tie
Tool / function callingYesYes= Tie
Self-hostableNo (API only)No (API only)
LicenseProprietaryProprietary

Price gap & when to choose each

1.6×cheaper per output token

GPT-5.6 Sol (batch) is ~1.6× cheaper than o3 on output tokens ($5 vs $8 per M tokens).

Choose o3 if…
  • You want frontier performance through a managed API
  • You value reliability & ecosystem
  • You don't want to manage infrastructure
Choose GPT-5.6 Sol (batch) if…
  • You want frontier performance through a managed API
  • You need the longer 1.1M context window
  • You want the lower output price
  • You value reliability & ecosystem
  • You don't want to manage infrastructure

Feature comparison

Capabilityo3GPT-5.6 Sol (batch)
Open weights (downloadable)
Self-hostable
Runs fully offline
Vision / multimodal
Tool / function calling
1M+ context window

Benchmarks: o3 vs GPT-5.6 Sol (batch)

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

o3
GPT-5.6 Sol (batch)
Intelligence index
20.2
47.1
Math index
88.3
GPQA
82.7%
94.1%
MMLU-Pro
85.3%
Humanity's Last Exam
20.1%
49.5%
Long Context Reasoning
74.7%
84%
LiveCodeBench
80.8%
MATH-500
99.2%
AIME
90.3%
AIME 2025
88.3%
IFBench
71.4%
72.7%
τ²-Bench
80.7%
85.1%
Terminal-Bench Hard
37.1%
65.9%
Coding index
77.4
SciCode
57.1%
τ-Bench Banking
44.3%
Terminal-Bench
88%
Speed
114.5 tok/s
68.7 tok/s
Latency
6.58s
124.83s
Intelligence per $
5.8
5.9

Benchmark data by Artificial Analysis.

How o3 and GPT-5.6 Sol (batch) score

🏆 Best value & openness: GPT-5.6 Sol (batch) (3.3 vs 3.0 / 5)
Criteriono3GPT-5.6 Sol (batch)
Cost-efficiency3.54.0
Context window4.05.0
Openness1.51.5
Self-hosting1.01.0
Multimodality5.05.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

o3 Paid

OpenAI · Proprietary

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....

GPT-5.6 Sol (batch) Paid

OpenAI · Proprietary

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...

Other models in these families

These variants are tracked but not compared here — one page per family keeps the comparison readable.

Other variants tracked
o3 Proo3 (batch)o3 Minio3 Mini (batch)o3 Mini High
Other variants tracked
GPT-5.6 Terra (batch)GPT-5.4GPT-5.4 (batch)GPT-5.5GPT-5.5 (batch)GPT-5.6 Luna (batch)GPT-5.3-CodexGPT-5.2GPT-5.2 (batch)GPT-5.2-CodexGPT-5.1GPT-5.1 (batch)GPT-5.1-CodexGPT-5GPT-5 (batch)GPT-5.5 ProGPT-5.4 ProGPT-5.2 ProGPT-5 ProGPT-5.5 Pro (batch)GPT-5.4 Pro (batch)GPT-5.2 Pro (batch)GPT-5 Pro (batch)GPT-5.4 Image 2GPT-5.6 Terra ProGPT-5.6 Sol ProGPT-5.1-Codex-MaxGPT-5 ImageGPT-5.6 Terra Pro (batch)GPT-5.6 Sol Pro (batch)GPT-5.6 Luna ProGPT-5.6 Luna Pro (batch)

Frequently asked questions

o3 vs GPT-5.6 Sol (batch) — which is cheaper?

GPT-5.6 Sol (batch) is cheaper on output ($5/M vs $8/M).

Which has the larger context window?

GPT-5.6 Sol (batch) offers the larger context window (1.1M tokens).

o3 vs GPT-5.6 Sol (batch) — which should I pick in 2026?

Choose GPT-5.6 Sol (batch) for the lower output price ($5/M vs $8/M). It also gives you the larger 1.1M context window.

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