Upstage Solar Pro 3
Upstage Solar Pro 3 is worth evaluating for coding, rag, and agents when its provider route and context window match the workload.
Use it for
- Teams evaluating coding, rag, and agents
- Workloads that can use a 200k context window
- Buyers comparing 1 tracked provider route
Do not use it for
- Vision or document-understanding workloads
- Family
- Solar Pro
- Released
- 2026-01-27
- Context
- 200k
- Parameters
- 102B
- Openness
- Open source
- License
- Apache 2.0OSI-approvedCommercial use: permitted
- Weights
- Unknown
- Code
- Unknown
Cheapest of 1 route · OpenRouter
About
Upstage Solar Pro 3 is Upstage's Solar Pro model. It offers a 200K-token context window.
Upstage Solar Pro 3 is an open-source model in the Solar Pro family. The structured metadata tracks a 200k-token context window and function calling. This page tracks provider routes through OpenRouter, with the cheapest tracked route listed at $0.15 input and $0.6 output per 1M tokens. Headline tracked benchmarks include SWE-bench Verified 28.6 and Terminal-Bench 2.0 10.1.
Top use-case fit: coding, agents, and build tasks
Coding
Q/$ C1 relevant benchmark in the decision map.
RAG
Included by capability and metadata signals in the decision map.
Agents
Q/$ B1 relevant benchmark in the decision map.
Provider price ladder
Compare API pricing across 1 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| OpenRouter | $0.150 | $0.600 | Serverless |
Capabilities
Benchmark peer barsfor Coding
Benchmark scores(2)
| Benchmark | Score | Version | Source |
|---|---|---|---|
| SWE-bench Verified | 28.6 | Up from 14 (resolved%) | https://www.upstage.ai/blog/en/solar-pro-3-0323 |
| Terminal-Bench 2.0 | 10.1 | Up from 2 (score) | https://www.upstage.ai/blog/en/solar-pro-3-0323 |
Migration checks
No linked migration route is available for this model yet.
Rankings & picks(1)
Frequently asked questions
What is the context window of Upstage Solar Pro 3?
Upstage Solar Pro 3 has a context window of 200k tokens.
How much does Upstage Solar Pro 3 cost?
Upstage Solar Pro 3 is available at $0.15/1M input tokens through OpenRouter.
When was Upstage Solar Pro 3 released?
Upstage Solar Pro 3 was released on 2026-01-27.
Which providers offer Upstage Solar Pro 3?
Upstage Solar Pro 3 is available from 1 provider: OpenRouter.
What benchmarks has Upstage Solar Pro 3 been tested on?
Upstage Solar Pro 3 has been evaluated on 2 benchmarks, including SWE-bench Verified, Terminal-Bench 2.0.
Cheapest of 1 route · OpenRouter