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Gemini 3.8 Flash vs FLUX.1 Kontext [Max]

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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Gemini 3.8 Flash
google/gemini-3.8-flash
FLUX.1 Kontext [Max]
black-forest-labs/flux-1-kontext-max
Provider
Google
Black Forest Labs
Family
Gemini 3
FLUX
Modality
text
image
Context window
1,048,576 tok
Max output
65,536 tok
Released
2026-09-04
2026-08-19
License
Proprietary
Open-weight
Input price
$0.750 /1M
Output price
$3.75 /1M
Per image
$0.080 /img
Tools
yes
Streaming
yes
Vision
yes
JSON mode
yes
Reasoning
Prompt caching
Batch API
Try it
Open in playground →
View model →
Gemini 3.8 Flash
google/gemini-3.8-flash
Full spec →

Our most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows.

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

Compare with another

Claude Fable 5.1 vs Gemini 3.8 Flash
anthropic/claude-fable-5.1 · google/gemini-3.8-flash
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 Claude Opus 5
google/gemini-3.8-flash · anthropic/claude-opus-5
Gemini 3.8 Flash vs Grok 4.6
google/gemini-3.8-flash · xai/grok-4.6
Gemini 3.8 Flash vs Glm-5.3
google/gemini-3.8-flash · zai-org/glm-5.3
Gemini 3.8 Flash vs Kimi K3
google/gemini-3.8-flash · moonshot/kimi-k3
Gemini 3.8 Flash vs Qwen3.8 Max
google/gemini-3.8-flash · alibaba/qwen3.8-max
Gemini 3.8 Flash vs Qwen3.8-27b
google/gemini-3.8-flash · qwen/qwen3.8-27b
Gemini 3.8 Flash vs GPT-5.6 Sol
google/gemini-3.8-flash · 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-...",
)

# Gemini 3.8 Flash
client.chat.completions.create(
    model="google/gemini-3.8-flash",
    messages=[{"role":"user","content":"hello"}],
)

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