Compare

GPT-5.5 Pro vs Jev 1.14

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.

Search2/4
GPT-5.5 Pro
openai/gpt-5.5-pro
J1
Jev 1.14
typesafe/jev-1.14.0
Provider
OpenAI
Typesafe
Family
GPT-5
Modality
text
text
Context window
1,000,000 tok
32,000 tok
Max output
16,384 tok
32,000 tok
Released
2026-05-22
2026-10-16
License
Proprietary
Open-weight
Input price
$30.00 /1M
$0.042 /1M
Output price
$180.00 /1M
$0.0000 /1M
Tools
yes
—
Streaming
yes
yes
Vision
yes
—
JSON mode
yes
—
Reasoning
yes
—
Prompt caching
—
—
Batch API
—
—
Try it
Open in playground →
Open in playground →
GPT-5.5 Pro
openai/gpt-5.5-pro
Full spec →

GPT-5.5 pro uses OpenAI's Responses API with built-in tools, improved reasoning, and stateful context management.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows
Jev 1.14
typesafe/jev-1.14.0
Full spec →

Jev 1.14 is TypeSafe's structured evaluation model. It evaluates one state against typed Noul, Choice, Score, and Box questions and returns calibrated answers with probabilities and confidence. Image inputs and Box questions are beta and dreamer-ready, not recommended for production.

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

Compare with another

Gemini 4 Argon vs Jev 1.14
google/gemini-4-argon · typesafe/jev-1.14.0
Gemini 4 Argon vs GPT-5.5 Pro
google/gemini-4-argon · openai/gpt-5.5-pro
Claude Sonnet 5.5 vs Jev 1.14
anthropic/claude-sonnet-5.5 · typesafe/jev-1.14.0
Claude Sonnet 5.5 vs GPT-5.5 Pro
anthropic/claude-sonnet-5.5 · openai/gpt-5.5-pro
GPT-6.1 Sol vs Jev 1.14
openai/gpt-6.1-sol · typesafe/jev-1.14.0
GPT-6.1 Sol vs GPT-5.5 Pro
openai/gpt-6.1-sol · openai/gpt-5.5-pro
Claude Opus 5.5 vs Jev 1.14
anthropic/claude-opus-5.5 · typesafe/jev-1.14.0
Claude Opus 5.5 vs GPT-5.5 Pro
anthropic/claude-opus-5.5 · openai/gpt-5.5-pro
Grok 4.7 vs Jev 1.14
xai/grok-4.7 · typesafe/jev-1.14.0
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-...",
)

# GPT-5.5 Pro
client.chat.completions.create(
    model="openai/gpt-5.5-pro",
    messages=[{"role":"user","content":"hello"}],
)

# Jev 1.14
client.chat.completions.create(
    model="typesafe/jev-1.14.0",
    messages=[{"role":"user","content":"hello"}],
)
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