Datacircle lists all the GTM APIsLinkedIn post search API benchmark
We called each provider once on the same 20 searches, on 20 October 2026. Time is each call minus a baseline, so the distance to the provider's servers drops out.
| API | Score | Results checked | Time per search | The post search call | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Provider | Data score | Performance score | Searches run | Returned | Hold the word | Without the word | No longer on LinkedIn | Not read | Median | 10th percentile | 90th percentile | Fastest | Slowest | Baseline | Call | Charged per search |
| Fetchin | 85 | 100 | 20 of 20 | 199 of 200 | 170 of 200 | 25 of 200 | 0 of 200 | 4 of 200 | 1.46 s | 1.28 s | 1.70 s | 1.10 s | 1.73 s | 0.26 s | POST api.fetchin.io/api/v1/posts/search | $0.001 |
| HarvestAPI | 79 | 35 | 20 of 20 | 200 of 200 | 158 of 200 | 33 of 200 | 0 of 200 | 9 of 200 | 4.17 s | 3.85 s | 4.81 s | 3.55 s | 14.74 s | 0.46 s | GET api.harvest-api.com/linkedin/post-search?search= | $0.0023 |
| Up2Data | 77 | 52 | 20 of 20 | 200 of 200 | 153 of 200 | 31 of 200 | 0 of 200 | 16 of 200 | 2.81 s | 2.45 s | 3.51 s | 1.91 s | 4.84 s | 0.34 s | POST api.up2data.ai/v1/search/posts | $0.009 |