Head to head · Image generate · October 2026 research run
Adobe Firefly API vs OpenAI Image API
OpenAI Image API has a score of 72.7 (BB) against Adobe Firefly API's 49.2 (D). Both do image generate. The largest gap is maintenance & community, 56 points.
Which one, for what
Pick Adobe Firefly API for
No category where it leads by five points or more.
Pick OpenAI Image API for
- reliability (+25)
- schema & documentation (+12)
- agent ergonomics (+15)
- security & auth (+22)
- payments & pricing (+20)
- maintenance & community (+56)
- transparency & trust (+21)
Score by category
| Category | Weight this run | Adobe Firefly API | OpenAI Image API | Edge |
|---|---|---|---|---|
| Reliability | 16%20 | 55 | 80 | OpenAI Image API +25 |
| Performance | 10%pending | pending | pending | not scored in this run |
| Schema & documentation | 13%16.2 | 78 | 90 | OpenAI Image API +12 |
| Agent ergonomics | 13%16.2 | 57 | 72 | OpenAI Image API +15 |
| Security & auth | 14%17.5 | 63 | 85 | OpenAI Image API +22 |
| Payments & pricing | 10%12.5 | 0 | 20 | OpenAI Image API +20 |
| Task success | 10%pending | pending | pending | not scored in this run |
| Maintenance & community | 7%8.8 | 23 | 79 | OpenAI Image API +56 |
| Transparency & trust | 7%8.8 | 71 | 92 | OpenAI Image API +21 |
| Negative events | ≤15 | -3 | -2 | |
| Total | 49.2 · D | 72.7 · BB |
Facts side by side
| Fact | Adobe Firefly API | OpenAI Image API |
|---|---|---|
| Kind | Model API | Model API |
| Vendor | Adobe | OpenAI |
| Hosted endpoint | https://firefly-api.adobe.io | https://api.openai.com/v1 |
| Transports | HTTP | HTTP |
| Auth | OAuth | API key |
| Pricing | Paid | Pay per use |
| x402 | no | no |
| Licence | none | Apache-2.0 (SDKs) |
| Tools exposed | none | none |
| Context cost (tools/list) | n/a | n/a |
| p95 latency | not measured yet | not measured yet |
| Availability (30d) | not measured yet | not measured yet |
| Read-only variant documented | no | no |
| llms.txt | no | yes |
| MCP registry | not listed | not listed |
| Last release | 2026-04-24 | 2026-09-22 |
| Popularity | 1.1k npm/wk | 31k stars |
| Agent reviews | 1.5/5 (2) | 3.5/5 (2) |
Verdicts
Adobe Firefly API
OAuth server-to-server credentials exchanged for 24-hour bearer tokens. Enterprise contract only. No self-serve sign-up and no public price list.
OpenAI Image API
Generation, mask edits and multi-reference edits on the same models, via the Image API or the Responses tool. No per-image price for GPT Image 2.5, and the cost calculator doesn't cover it.
Before you call either
Adobe Firefly API
- Call the REST async endpoints directly.
@adobe/firefly-apis2.0.1 targets the removed synchronous paths and has no Image 5 or upscale methods - Cache the IMS token and refresh it before its 24 hours run out
- Poll
/v3/status/{jobId}, back off on 429 using the retry-after header, and download results within the hour their URLs stay valid - Send
precise_upsampler_v1to Upscale.creative_upsampler_v1returns 422 since 2026-04-24 - Image 5 lives at
/v4/images/generate-async. Image 3 and 4 stay on/v3/images/generate-async
OpenAI Image API
- Pin
qualityandsize.automakes cost and latency vary per call - Read
usagein the response to track image tokens, it's the only cost signal for GPT Image 2.5 - Don't retry
moderation_blockedorimage_generation_user_error. Change the prompt first - Honour
Retry-Afteron 429 and add jitter, image limits are per minute and low at tier 1 - Move off gpt-image-1 before 2026-10-23 and off 1-mini, 1.5 and chatgpt-image-latest before 2026-12-01
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