Gemini 3 Pro
- Family
- Gemini 3
- Released
- 2025-12-11
- Context
- 1m
- Architecture
- Decoder Only
- Knowledge cutoff
- 2025-01
- Specialization
- general
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
- Training
- Pretrained
Cheapest of 2 routes · GCP Vertex AI
About
Google DeepMind's most advanced reasoning Gemini model. Part of the Gemini 3 series with frontier-class intelligence, multimodal understanding, and 1M token context window.
Top use-case fit: coding, agents, and build tasks
Coding
Q/$ DAgents
Q/$ CProvider price ladder
Compare all 2Compare API pricing across 2 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| GCP Vertex AI | $1.25 | $5.00 | Serverless |
| Replicate API | $2.00 | $12.00 | Serverless |
Available via routers & gateways(13)
LiteLLM
GatewayOpen-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.
OpenRouter
HybridUnified hybrid gateway to 400+ models from 60+ providers via a single OpenAI-compatible API, with optional auto-routing that selects the best model per prompt.
Portkey
GatewayProduction AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.
AIRouter
RouterCommercial LLM router that analyzes incoming requests and routes to the optimal model for cost/quality/latency via a drop-in OpenAI-compatible API, with a privacy-preserving embedding mode that avoids sending prompt content.
Helicone
GatewayObservability-first AI gateway with routing, caching, rate limiting, and request tracing; Apache 2.0 open-source core with a managed hosted tier for logging and analytics.
Kong AI Gateway
GatewayMulti-LLM AI gateway built on Kong Gateway 3.x, adding semantic routing, load balancing, guardrails, and MCP traffic analytics as plugins over Kong's existing API management platform.
Capabilities
Benchmark peer barsfor Coding
Benchmark scores(8)
| Benchmark | Score | Version | Evaluation | Source |
|---|---|---|---|---|
| SWE-bench Pro | 42.5 | —Observed 2026-04-15 | — | Source |
| Massive Multi-discipline Multimodal Understanding | 81.0 | —Observed 2026-04-19 | — | Source |
| BFCL | 72.5 | v4Observed 2026-04-19 | — | Source |
| MMLU PRO | 91.8 | —Observed 2025-12-11 | — | Source |
| Chatbot Arena | 1486.0 | —Observed 2026-04-28 | — | Source |
| MMMU Pro | 81.0 | official Google DeepMind model card, Thinking High, no toolsObserved 2025-11-18 | — | Source |
| Google-Proof Q&A | 91.9 | —Observed 2025-12-11 | — | Source |
| SWE-bench Verified | 76.2 | —Observed 2025-12-11 | — | Source |
Migration checks
Rankings & picks(10)
Compare Gemini 3 Pro with other models
Comparison and alternatives
Browse all comparisons →Cheapest of 2 routes · GCP Vertex AI