Data 2026-10-19 05:01 · USD/CNY 6.74
中文← Sinan Lab › Relay site comparisons › kfcv50.link vs runapi.co
Relay site comparisons
kfcv50.link vs runapi.co
As of 2026-10-19, kfcv50.link and runapi.co both sell 21 mainstream models: kfcv50.link has the lower effective price on 15, runapi.co on 6, and 0 are about the same. Across these shared models, kfcv50.link's median effective price is 15% of reference and runapi.co's is 60%.
Effective = the listed price converted into real dollars at the site's top-up rate and FX, per million output tokens. We make no recommendation; we just put both sites' measurements side by side.
Facts for both sites
| kfcv50.link | runapi.co | |
|---|---|---|
| Price profile | Ultra-low | Near public price |
| Median effective price of mainstream models (vs reference) | 15% (21 mainstream) | 60% (35 mainstream) |
| Models with quotes | 654 | 180 |
| Top-up rate | ¥1.00 per $1 | ¥6.75 per $1 |
| Group used for pricing | default ×1.00 | default ×1.00 |
| 24-hour reachability | 100% | 100% |
| Median time to first byte | 2792 ms | 4442 ms |
| New-user sign-up | Open | Open |
| Panel | one-api | one-api |
| First indexed | 2026-09-02 | 2026-09-05 |
Mainstream models sold by both · 21
$ per million output tokens; small print is the listed price (site credits, unconverted).
| Model | kfcv50.link | runapi.co | Reference price | Lower effective price |
|---|---|---|---|---|
| Claude Opus 5.5 | 2.97listed $20.00 | 12.02listed $12.00 | 20.00 | kfcv50.link lower by 75% |
| Claude Sonnet 5.5 | 1.48listed $10.00 | 6.01listed $6.00 | 10.00 | kfcv50.link lower by 75% |
| Claude Fable 5.1 | 7.42listed $50.00 | 30.06listed $30.00 | 50.00 | kfcv50.link lower by 75% |
| GPT-6.1 Sol | 1.48listed $10.00 | 4.01listed $4.00 | 10.00 | kfcv50.link lower by 63% |
| GPT-6 Astra | 7.42listed $50.00 | 20.04listed $20.00 | 50.00 | kfcv50.link lower by 63% |
| GPT-6 Luna | 0.074listed $0.500 | 0.200listed $0.200 | 0.500 | kfcv50.link lower by 63% |
| GPT-6 Sol | 1.48listed $10.00 | 4.01listed $4.00 | 10.00 | kfcv50.link lower by 63% |
| DeepSeek V4.1 Flash | 1.19listed $8.00 | 0.475listed $0.474 | 0.144 | runapi.co lower by 60% |
| Kimi K3 | 14.84listed $100.00 | 11.58listed $11.56 | 11.94 | runapi.co lower by 22% |
| GLM-5.3 | 4.16listed $28.00 | 3.33listed $3.32 | 1.00 | runapi.co lower by 20% |
| GLM-5.3 Flash | 0.208listed $1.40 | 0.333listed $0.332 | 0.200 | kfcv50.link lower by 38% |
| GLM-5.2 | 4.16listed $28.00 | 3.33listed $3.32 | 2.42 | runapi.co lower by 20% |
| Qwen 3.8 Max | 5.34listed $36.00 | 4.12listed $4.11 | 6.00 | runapi.co lower by 23% |
| Qwen 3.8 Flash | 0.401listed $2.70 | 0.321listed $0.320 | 0.470 | runapi.co lower by 20% |
| GPT-5.6 Sol | 2.97listed $20.00 | 12.02listed $12.00 | 20.00 | kfcv50.link lower by 75% |
| GPT-5.6 Terra | 1.78listed $12.00 | 4.81listed $4.80 | 12.00 | kfcv50.link lower by 63% |
| Claude Opus 4.6 | 11.13listed $75.00 | 15.03listed $15.00 | 25.00 | kfcv50.link lower by 26% |
| Claude Sonnet 4.6 | 2.23listed $15.00 | 9.02listed $9.00 | 15.00 | kfcv50.link lower by 75% |
| GPT-5.5 | 4.45listed $30.00 | 12.02listed $12.00 | 30.00 | kfcv50.link lower by 63% |
| Claude Haiku 4.5 | 0.742listed $5.00 | 3.01listed $3.00 | 5.00 | kfcv50.link lower by 75% |
| GPT-5.6 Luna | 0.178listed $1.20 | 0.481listed $0.480 | 1.20 | kfcv50.link lower by 63% |
This is an arithmetic ratio. It is not an accusation against the vendor, and a lower public source not yet indexed here may exist.
FAQ
- Which is cheaper, kfcv50.link or runapi.co?
- It depends on the model. Of the 21 mainstream models both sell, kfcv50.link is lower on 15 (e.g. Claude Opus 5.5、Claude Sonnet 5.5、Claude Fable 5.1), runapi.co is lower on 6 (e.g. DeepSeek V4.1 Flash、Kimi K3、GLM-5.3), and 0 are about the same. We only show effective prices and make no recommendation.
- How are the effective prices at kfcv50.link and runapi.co calculated?
- Effective = listed price × group multiplier × top-up rate ÷ FX (today 6.74). kfcv50.link: top-up rate ¥1.00 per $1, group default ×1.00; runapi.co: top-up rate ¥6.75 per $1, group default ×1.00. A site's own page may show a member-group price by default.
- Which is easier to reach, kfcv50.link or runapi.co?
- Our probes over the last 24 hours: kfcv50.link reachable 100%, median time to first byte 2792 ms; runapi.co reachable 100%, median time to first byte 4442 ms. Reachability only says whether it can be reached, not model quality.
- Can you still sign up at both sites?
- kfcv50.link: Open; runapi.co: Open.
- How often is this data updated?
- Panel prices are fetched daily and reachability is probed hourly; every price can be traced to a fetch snapshot on each site's page.
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