o1 Paid vs 
Solar Pro 4 Paid
o1 vs Solar Pro 4 compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
o1 — full profile › · Solar Pro 4 — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
$60 /M outputManaged API (no infra to run)
$0.36 /M outputManaged API (no infra to run)
o1 vs Solar Pro 4 specs
| Spec | o1 | Solar Pro 4 | Winner |
|---|---|---|---|
| Maker | OpenAI | Upstage | – |
| Type | Proprietary | Proprietary | – |
| Context window | 200K tokens | 524K tokens | |
| Input price | $15/M | $0.09/M | |
| Output price | $60/M | $0.36/M | |
| Vision / multimodal | Yes | No | |
| Tool / function calling | Yes | Yes | = Tie |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
Price gap & when to choose each
Solar Pro 4 is ~167× cheaper than o1 on output tokens ($0.36 vs $60 per M tokens).
- You want frontier performance through a managed API
- You value reliability & ecosystem
- You don't want to manage infrastructure
- You want frontier performance through a managed API
- You need the longer 524K context window
- You want the lower output price
- You value reliability & ecosystem
- You don't want to manage infrastructure
Feature comparison
| Capability | o1 | Solar Pro 4 |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✓ | ✗ |
| Tool / function calling | ✓ | ✓ |
| 1M+ context window | ✗ | ✗ |
Benchmarks: o1 vs Solar Pro 4
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
How o1 and Solar Pro 4 score
| Criterion | o1 | Solar Pro 4 |
|---|---|---|
| Cost-efficiency | 2.0 | 5.0 |
| Context window | 4.0 | 4.5 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 5.0 | 3.5 |
Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.
What each model is
o1 Paid
The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason...
Solar Pro 4 Paid
Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window. It is built for long-horizon tasks and agentic workflows, with strong capabilities in office productivity, document-intensive...
Frequently asked questions
o1 vs Solar Pro 4 — which is cheaper?
Solar Pro 4 is cheaper on output ($0.36/M vs $60/M).
Which has the larger context window?
Solar Pro 4 offers the larger context window (524K tokens).
o1 vs Solar Pro 4 — which should I pick in 2026?
Choose Solar Pro 4 for the lower output price ($0.36/M vs $60/M). It also gives you the larger 524K context window.
People also compare
Explore more open-source AI
Browse the full open-source model leaderboard, thousands of tools and live benchmarks — all in one place.
Open the leaderboard →