Flux 1.1 Pro vs OpenAI o1 — Which Is Better in 2026?
Flux 1.1 Pro vs OpenAI o1: independent head-to-head scored on Performance, Value, Reliability, and Ease of Use. See scores, pros, cons, and our verdict.
Black Forest Labs
Flux 1.1 Pro
Best new open-source image model
OpenAI
OpenAI o1
Best AI for hard reasoning and math
8.2
Overall Score
WINNER8.0
Overall Score
Our Verdict
Flux 1.1 Pro scores higher overall (8.2/10 vs 8.0/10), winning on Value. Best new open-source image model. Near-Midjourney photorealism with open weights.
Pricing — Flux 1.1 Pro
Via Replicate from $0.003/image · Free if self-hosted
Pricing — OpenAI o1
API: $15/M input · $60/M output · Pro plan
Flux 1.1 Pro
Pros
- ✓Near-Midjourney photorealism quality
- ✓Open-source weights — self-host for free
- ✓API access via Replicate, fal.ai, Together AI
Cons
- ✗No native web UI — requires third-party platform
- ✗Less community resources than Midjourney
- ✗Quality varies by hosting platform
Best For
Developers wanting API access, open-source workflows, photorealistic image generation
OpenAI o1
Pros
- ✓Best multi-step mathematical reasoning available
- ✓Excels at PhD-level problem solving
- ✓Think-before-answer approach reduces errors
Cons
- ✗Much slower than standard GPT models
- ✗Very expensive for routine use
- ✗Not suitable for conversational or creative tasks
Best For
Complex math, scientific reasoning, hard coding challenges, research problems
Choose Flux 1.1 Pro if…
- →Value is your top priority — Flux 1.1 Pro leads by 2.5 points
- →Developers wanting API access
- →Black Forest Labs support, documentation, and community suit your team
Choose OpenAI o1 if…
- →Performance is your top priority — OpenAI o1 leads by 0.7 points
- →Complex math
- →You also value Reliability — OpenAI o1 wins that dimension too
Frequently Asked Questions
Is Flux 1.1 Pro better than OpenAI o1?
Flux 1.1 Pro scores 8.2/10 overall vs 8.0/10 for OpenAI o1, with an edge on Value. That said, "OpenAI o1" may be the better pick if performance is your priority. The right choice depends on your use case.
What is the pricing difference between Flux 1.1 Pro and OpenAI o1?
Flux 1.1 Pro: Via Replicate from $0.003/image · Free if self-hosted. OpenAI o1: API: $15/M input · $60/M output · Pro plan. Compare usage volumes and features needed to determine total cost of ownership for your team.
Which is better for developers wanting api access?
Flux 1.1 Pro is generally stronger here, scoring 8.2/10 overall. Best new open-source image model. Near-Midjourney photorealism with open weights. For more niche requirements like performance, OpenAI o1 may be worth evaluating.
See all VS comparisons
28 head-to-head comparisons across AI models, coding tools, image generators & more.
Browse all comparisons →