Compare

FLUX.1 Kontext [Max] vs GPT-5.6 Sol

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 2 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

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FLUX.1 Kontext [Max]
black-forest-labs/flux-1-kontext-max
GPT-5.6 Sol
openai/gpt-5.6-sol
Provider
Black Forest Labs
OpenAI
Family
FLUX
GPT-5
Modality
image
text
Context window
1,050,000 tok
Max output
128,000 tok
Released
2026-08-19
2026-07-10
License
Open-weight
Proprietary
Input price
$2.00 /1M
Output price
$10.00 /1M
Per image
$0.080 /img
Tools
yes
Streaming
yes
Vision
yes
JSON mode
yes
Reasoning
yes
Prompt caching
Batch API
Try it
View model →
Open in playground →
FLUX.1 Kontext [Max]
black-forest-labs/flux-1-kontext-max
Full spec →

FLUX.1 Kontext [max] is Black Forest Labs' highest-quality Kontext model for text-to-image generation and context-aware image editing.

Strengths
  • Text-to-image generation
  • Creative control
Use cases
Marketing assetsProduct mockupsConcept art
GPT-5.6 Sol
openai/gpt-5.6-sol
Full spec →

GPT-5.6 Sol is OpenAI's frontier GPT-5.6 model for complex professional work, using the Responses API for reasoning and stateful context management.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows

Compare with another

Claude Fable 5.1 vs GPT-5.6 Sol
anthropic/claude-fable-5.1 · openai/gpt-5.6-sol
Claude Fable 5.1 vs FLUX.1 Kontext [Max]
anthropic/claude-fable-5.1 · black-forest-labs/flux-1-kontext-max
Gemini 3.8 Flash vs GPT-5.6 Sol
google/gemini-3.8-flash · openai/gpt-5.6-sol
Gemini 3.8 Flash vs FLUX.1 Kontext [Max]
google/gemini-3.8-flash · black-forest-labs/flux-1-kontext-max
Claude Opus 5 vs GPT-5.6 Sol
anthropic/claude-opus-5 · openai/gpt-5.6-sol
Claude Opus 5 vs FLUX.1 Kontext [Max]
anthropic/claude-opus-5 · black-forest-labs/flux-1-kontext-max
Grok 4.6 vs GPT-5.6 Sol
xai/grok-4.6 · openai/gpt-5.6-sol
Grok 4.6 vs FLUX.1 Kontext [Max]
xai/grok-4.6 · black-forest-labs/flux-1-kontext-max
Glm-5.3 vs GPT-5.6 Sol
zai-org/glm-5.3 · openai/gpt-5.6-sol
SWITCH BETWEEN THEM

One key, all 2, one line different.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)

# FLUX.1 Kontext [Max]
client.chat.completions.create(
    model="black-forest-labs/flux-1-kontext-max",
    messages=[{"role":"user","content":"hello"}],
)

# GPT-5.6 Sol
client.chat.completions.create(
    model="openai/gpt-5.6-sol",
    messages=[{"role":"user","content":"hello"}],
)
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