OpenRouter vs FastRouter vs APIMart vs Defapi
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
OpenRouter
vs OpenRouter
Competitor 1
FastRouter
FastRouter
Competitor 2
APIMart
APIMart
Competitor 3
DDefapi
Compare
4 tools · best value per row highlighted
Competitor
FastRouter
FastRouter
fastrouter.ai
This LLM gateway lets teams tap into over 100 AI models through one API endpoint
Competitor
APIMart
APIMart
apimart.ai
Developers wanting access to hundreds of AI models without juggling multiple API keys need something different than ChatGPT's single-model approach
Competitor
DDefapi
defapi.org
You know how managing multiple AI provider integrations usually means maintaining separate codebases for each vendor
Traffic estimated monthly website traffic
Monthly visits
22Mvisits/mo
15.5Kvisits/mo
326.9Kvisits/mo
2.4Kvisits/mo
MoM change
▲ 14.6%
▼ 62.7%
▲ 23.2%
▼ 42.6%
6-month growth
+39.6%
+4.7%
+278.0%
-86.2%
Global rank web
#2,023
#1,733,591
#145,689
#4,650,820
Avg. last 3 months
19.5M
23.1K
291K
4.8K
Bounce rate lower is better
32%
45%
40%
36%
Pages / visit
7.7
1.5
4.7
1.4
Visit duration
6m 13s
15s
3m 21s
7s
Traffic sources
● Direct 89% · ● Referral 10%
● Direct 95% · ● Referral 5%
● Direct 95% · ● Referral 5%
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OpenRouterFastRouterAPIMartDefapi
Pricing
Model
Freemium
Freemium
Free
Paid
Starting price
Free tier
$199per month · free tier available
Free
—
Free tier
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Free trial
–
–
–
–
API access
Plans
Free FreeStandard Custom/moBusiness Custom/moEnterprise Custom
Starter FreePro $199/moBusiness $799/moEnterprise Custom
Usage-Based Pricing Custom/usage-based
Gemini 3.1 Pro Preview $1/$6/per requestClaude Sonnet 4.6 $1.5/$7.5/per requestClaude Opus 4.6 $2.5/$12.5/per requestSora 2 Stable $0.175+/per request+2 more
Capabilities input → output
Input
AudioVideoTextImages
TextImagesAudio
TextImages
TextImagesAudio
Output
VideoTextImagesAudio
VideoTextImagesAudio
VideoTextImagesAudio
TextImagesAudio
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Tasks what each tool can do · 1 shared · core partial
Tasks covered
5
3
6
1
APIs
LLM gateway
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Model routing
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–
–
API integrations
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–
–
Developer tools
–
–
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Image generation
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–
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Large language models
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–
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Development
–
–
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LLM comparison
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–
–
Video generation
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.