Testlio
HQ Austin, United Statesev-testlio-14ev-testlio-15 · Checked 2026-11-09 · Vendor AI page: testlio.com/solutions/ai-testingev-testlio-01
Testlio states on its AI testing page that it tests LLM applications, AI agents, predictive ML models and recommender and ranking systems. It lists delivery from United States.
Facts
| Founded | 2012ev-testlio-18ev-testlio-19 |
|---|---|
| Size band (employees) | Not published: fewer than two agreeing sources |
| Delivery locations | United Statesev-testlio-21ev-testlio-22 |
| Engagement models (as stated) | Managed testingev-testlio-13 |
| Pricing disclosed on vendor site | Noev-testlio-24 |
| Certifications | Not published: fewer than two agreeing sources |
Coverage score
14 / 25 · rank 4 of 88
| AI product types stated on the vendor's AI page | 4 / 9 |
|---|---|
| Testing services stated on the vendor's AI page | 8 / 12 |
| Figures confirmed by two sources (founded, size band, delivery locations, certifications) | 2 / 4 |
The same formula is applied to every entry. It counts stated coverage and confirmed figures; it does not measure quality. How the score works.
AI products tested
As stated by the vendor on 2026-11-09
Testing services
As stated by the vendor on 2026-11-09
- LLM output evaluation
- RAG pipeline validation
- Prompt and model regression testing
- Red teaming and adversarial testing
- Bias and fairness audit
- ML model validation
- Conversational flow testing
- Production monitoring and drift testing
ev-testlio-05ev-testlio-06ev-testlio-07ev-testlio-08ev-testlio-09ev-testlio-10ev-testlio-11ev-testlio-12
Not stated on the vendor's AI page
Services from this directory's taxonomy that the vendor's AI page does not mention. This does not mean the vendor does not offer them.
- AI security penetration testing
- Compliance and conformity assessment support
- Training data and labeling QA
- Performance and latency testing
Stated scope
Testlio states that it tests LLMs, multimodal models, recommender engines, predictive systems, RAG pipelines and agentic AI through managed crowdsourced testing. The vendor's AI testing page lists checks for hallucinations, bias, toxic outputs and model drift, red teaming with harmful prompts and misuse cases, retrieval and grounding validation, context retention in conversations and regression packs run in the delivery pipeline.ev-testlio-02
How the vendor describes itself
As described by the vendor; summarised on 2026-11-09. Client names, performance percentages and prices are left out.
Testlio describes itself as a fully managed crowdsourced testing platform that combines human insight with machine intelligence. It states that it offers end-to-end testing solutions tailored to customer journeys, delivered by full-time and freelance teams in a fully remote company. The vendor states that it started in 2012.ev-testlio-26
Evidence
Every source opened for this entry, with retrieval date and verification date. Verified by AI Testing Vendors.
| Id | Field | State | Source class | Source URL | Retrieved | Verified | Verifier |
|---|---|---|---|---|---|---|---|
| ev-testlio-01 | aiServicePageUrl | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-02 | statedScope | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-03 | aiProducts | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-04 | aiProducts | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-05 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-06 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-07 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-08 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-09 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-10 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-11 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-12 | services | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-13 | engagementModels | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-14 | hq.country | Verified | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-15 | hq.country | Verified | review-platform | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-16 | hq.city | Verified | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-17 | hq.city | Verified | review-platform | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-18 | founded | Verified | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-19 | founded | Verified | review-platform | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-20 | sizeBand | Verified | review-platform | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-21 | deliveryLocations | Verified | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-22 | deliveryLocations | Verified | review-platform | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-23 | certifications | Verified | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-24 | pricingDisclosed | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-25 | companyType | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors | |
| ev-testlio-26 | vendorDescription | As stated by vendor | vendor-site | 2026-11-09 (undated) | 2026-11-09 | AI Testing Vendors |
Related
Same HQ country
Same product types
Comparisons
This directory accepts no payment for listing, placement, badges or removal. Vendors cannot buy a position: every list is ordered by one published coverage score, computed the same way for every entry from verified data. Entries are built from each vendor's own published pages and from independent sources named next to every figure.