Updated 8 Nov 2026
Wirestock competitors in 2026, ranked by revenue.
The largest companies that sell what Wirestock sells, by the money on record: Mercor ($2B, run rate, Jun 2026), Surge AI ($1.2B, FY2024), micro1 ($1B, run rate, Oct 2026), Scale AI ($870M, FY2024) and Prolific ($500M, run rate, May 2026). Wirestock itself is #14 of 35, on $40M (run rate, May 2026).
75 companies on our register sell at least two of what Wirestock sells (datasets and expert and human data), read on their own pages. 34 have revenue, a valuation or funding on record and are ranked below with Wirestock, every figure linked to the filing or article it comes from.
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Wirestock and its 34 ranked competitors
13 of them rank above Wirestock. Each company is ranked on the first of these it has on record: its revenue over twelve months (a run rate or a year as published, or its last four quarters added up; an AI segment where the rest of its business is not AI data), then its newest valuation, then the money it disclosed raising. No company pays for a place.
| # | Company | Ranked on | Measure | Valuation | Sells | Pays companies for data |
|---|---|---|---|---|---|---|
| 1 | Mercor | $2B | Revenue, run rate, Jun 2026 | $10B | RL environments, Datasets, Expert and human data, Evaluations and benchmarks | Through our introductions |
| 2 | Surge AI | $1.2B | Revenue, FY2024 | RL environments, Datasets, Expert and human data, Evaluations and benchmarks | ||
| 3 | micro1 | $1B | Revenue, run rate, Oct 2026 | $4B | RL environments, Evaluations and benchmarks, Expert and human data, Datasets | Through our introductions |
| 4 | Scale AI | $870M | Revenue, FY2024 | $29B | Labeling software, RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation, Simulation | Through our introductions |
| 5 | Prolific | $500M | Revenue, run rate, May 2026 | Evaluations and benchmarks, Expert and human data, Datasets, Annotation | ||
| 6 | Snorkel AI | $375M | Revenue, run rate, Sep 2026 | $3.5B | Datasets, RL environments, Expert and human data, Evaluations and benchmarks, Annotation | |
| 7 | Innodata | $350M | Revenue, 12 months to Sep 2026 | Labeling software, RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | ||
| 8 | Turing | $300M | Revenue, run rate, Mar 2025 | $2.2B | RL environments, Datasets, Expert and human data, Evaluations and benchmarks | Through our introductions |
| 9 | TaskUs | $250M | Revenue, 12 months to Sep 2026 (AI Services) | Annotation, Expert and human data, Datasets | ||
| 10 | Appen | $249M | Revenue, 12 months to Jun 2026 | Labeling software, Datasets, Expert and human data, RL environments, Evaluations and benchmarks, Annotation | Its own programme | |
| 11 | Invisible Technologies | $134M | Revenue, FY2024 | $2B | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | |
| 12 | AfterQuery | $100M | Revenue, run rate, Apr 2026 | $3.2B | RL environments, Datasets, Expert and human data, Evaluations and benchmarks | Through our introductions |
| 13 | Mecka | $100M | Revenue, run rate, Jun 2026 | $500M | Datasets, Expert and human data, Evaluations and benchmarks | |
| 14 | Wirestock | $40M | Revenue, run rate, May 2026 | Datasets, Expert and human data | Its own programme | |
| 15 | Toloka | $26.4M | Revenue, FY2024 | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | ||
| 16 | Kled | $100M | Valuation, 2025 | Datasets, Expert and human data, Evaluations and benchmarks, Annotation | Its own programme | |
| 17 | Lightwheel | $145M | Money raised, disclosed | Datasets, Expert and human data, Evaluations and benchmarks, Annotation, Simulation | ||
| 18 | Encord | $90M | Money raised, disclosed | Labeling software, Annotation, Expert and human data, Datasets, Evaluations and benchmarks | ||
| 19 | Patronus AI | $70M | Money raised, disclosed | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Simulation | Through our introductions | |
| 20 | CloudFactory | $65M | Money raised, disclosed | Datasets, Annotation, Expert and human data, Evaluations and benchmarks | ||
| 21 | Defined.ai | $62.3M | Money raised, disclosed | Datasets, Expert and human data, Annotation, Evaluations and benchmarks | Its own programme | |
| 22 | Centific | $60M | Money raised, disclosed | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | Its own programme | |
| 23 | David AI | $50M | Money raised, disclosed | Datasets, Expert and human data, Evaluations and benchmarks | ||
| 24 | SuperAnnotate | $49.5M | Money raised, disclosed | Labeling software, Expert and human data, RL environments, Evaluations and benchmarks, Annotation, Datasets | Its own programme | |
| 25 | Luel | $31.2M | Money raised, disclosed | Datasets, Expert and human data, Evaluations and benchmarks, Annotation | ||
| 26 | Deccan AI | $25M | Money raised, disclosed | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | ||
| 27 | iMerit | $23.5M | Money raised, disclosed | Labeling software, Expert and human data, Evaluations and benchmarks, Annotation, Datasets | ||
| 28 | Datacurve | $15M | Money raised, disclosed | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | Its own programme | |
| 29 | Midcentury | $15M | Money raised, disclosed | Datasets, Expert and human data, Simulation, Evaluations and benchmarks, Annotation | ||
| 30 | Chakra Labs | $10.1M | Money raised, disclosed | RL environments, Expert and human data, Evaluations and benchmarks, Datasets | ||
| 31 | Perle AI | $9M | Money raised, disclosed | Datasets, Expert and human data, Evaluations and benchmarks, Annotation | ||
| 32 | Human Archive | $8.2M | Money raised, disclosed | Datasets, Expert and human data, Annotation | ||
| 33 | VisionLab AI | $6M | Money raised, disclosed | Datasets, Annotation, Expert and human data | ||
| 34 | Good Start Labs | $3.6M | Money raised, disclosed | RL environments, Datasets, Expert and human data, Evaluations and benchmarks, Annotation | ||
| 35 | Poindexter Labs | $2.7M | Money raised, disclosed | Datasets, Expert and human data, Evaluations and benchmarks, Annotation |
6thSense, Abundant, Anthromind, Aptura, Asimov, Besimple AI, Claru, Contra Labs, Cortex AI, Cua, Datoric, Dissei, Enact, Fleet, Foundry AI, Hillclimb, Hitech BPO, Humyn Labs, Huzzle Labs, Karya, Keymakr, Labellerr, LXT, Markov, Metaphi, Olam Labs, OpenTrain AI, Paper Instruments, Parsewave, ReasonCore, Refresh, Revelo, Rise Data Labs, Sepal AI, Shaip, TrainAI by RWS, Uber AI Solutions, Unidata, Vetto AI, Welocalize, Zeton.
- Who is a competitor.
- A company whose own pages, read word for word, say it sells at least two of the things Wirestock sells. Not our opinion of who competes, and nobody pays to be here.
- The place.
- Each company's place among these, renumbered from its place on the whole register's ranking (/best), by the same rule.
- Pays companies for data.
- "Through our introductions": it takes companies' data through AIData.Broker's introductions and pays us a referral fee when one goes ahead. That never moves its place: the order is the money on record. "Its own programme": a published programme for buying data. "Says it buys data": its own words, linked.
The latest money moves
The newest rounds, valuations and revenue figures among Wirestock and its competitors, each linked to its record.
- 5 Nov 2026Innodata reported $350M revenue (12 months to Sep 2026)
- 4 Nov 2026TaskUs reported $250M revenue (12 months to Sep 2026, AI Services)
- 12 Oct 2026micro1 was valued at $4B valuation
- 12 Oct 2026micro1 reported $1B revenue (run rate, Oct 2026)
- 7 Oct 2026Mecka raised $60M
- 7 Oct 2026Mecka reported $100M revenue (run rate, Jun 2026)
- 23 Sep 2026micro1 raised $100M at a $4B valuation
- 23 Sep 2026Midcentury raised $15M
The questions people ask
- Who are Wirestock's competitors?
- 75 companies on our register sell at least two of what Wirestock sells (datasets and expert and human data). The largest by the money on record: Mercor at $2B (run rate, Jun 2026), Surge AI at $1.2B (FY2024), micro1 at $1B (run rate, Oct 2026). Wirestock is #14 of the 35 with money on record, on $40M (run rate, May 2026).
- Who is Wirestock's biggest competitor?
- Mercor, by the money on record: $2B (run rate, Jun 2026), against Wirestock's $40M (run rate, May 2026). Mercor sells datasets and expert and human data, as Wirestock does.
- Which of Wirestock's competitors buy data from companies?
- 15 of them take data from the companies that hold it, through a published programme or in their own words: Mercor, micro1, Scale AI, Turing, Appen, AfterQuery, Kled, Patronus AI and others.
Where Wirestock ranks
Its place on each list of the market it belongs to, by the same rule.