established · -0.1 capability resource

Spans

Score 25.1 / 100 2 providers +13 via APIs 15 APIs Search apis.io →
Business capabilities this tag reaches
SaaS Platform Operations Management 6

Providers using this tag (2)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 1 Complete, well-documented, and agent-ready
Datadog APMAPMDistributed TracingMicroservicesObservability2 APIs81.9
Developing 1 Usable, with meaningful gaps to close
Google Cloud TraceDistributed TracingGoogle CloudLatencyObservability1 API42.1

APIs with this tag (15)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 3 Complete, well-documented, and agent-ready
Datadog APM Spans APISearch, list and aggregate APM spans. Three operations covering cursor-paginated span search (POST and GET ...81.9Datadog Spans APIThe Spans API allows you to search and aggregate spans from your Datadog platform over HTTP. It supports qu...79.1Datadog Spans Metrics APIThe Spans Metrics API allows you to manage configuration of span-based metrics for your organization. It pr...79.1
Strong 4 Solid coverage with minor gaps
Comet Spans APISpan related resources62.7EPA — U.S. Environmental Protection Agency Spans APIThe Spans API from EPA — U.S. Environmental Protection Agency — 1 operation(s) for spans.60.7ArthurAI Spans APIThe Spans API from ArthurAI — 8 operation(s) for spans.58.7Prefect Spans APIThe Spans API from Prefect — 9 operation(s) for spans.54.6
Developing 4 Usable, with meaningful gaps to close
Opik Spans APISpan related resources48.5Laminar SQL Query APIRun SELECT-only ClickHouse SQL over a project's observability data via POST /v1/sql/query. Authenticates wi...46.2Aleph Alpha Spans APIEndpoints for managing Spans. A Span is a single unit of work within a Trace and represents an individual o...45.3Arize Phoenix Spans APIThe spans API from Arize Phoenix — 6 operation(s) for spans.40.3
Thin 4 Limited public surface area
Zipkin Spans APISubmit and query span names38.8Apache Zipkin Spans APIIngest spans and query span names37.1Deepchecks Spans APIRaw tracing spans.31.4Opik (GenAI Observability)Opik is Comet's open-source GenAI observability product. It provides spans-based tracing, evaluations, prom...28.0

Companies reaching this through an API (13)

These companies publish an API, specification or operation carrying “Spans” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

Aleph Alpha Apache Zipkin Arize Phoenix ArthurAI Comet Comet Datadog Deepchecks EPA — U.S. Environmental Protection Agency Laminar Opik Prefect Zipkin

Score breakdown

Frequency
37.9
log-scaled weighted occurrences
Breadth
0.1
spread across providers
Quality lift
76.3
mean composite of providers using it
Cohesion
2.5
strength of nearest seed neighbor

Related tags

Traces 8 co-occurrences Tracing 6 co-occurrences Evaluation 5 co-occurrences Datasets 6 co-occurrences Workspace 5 co-occurrences Observability 7 co-occurrences Project 7 co-occurrences Monitoring 5 co-occurrences

Where this tag comes from

Api tag15
Provider tag2
Openapi tag6
Openapi op tag18

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Tools for tags

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  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
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As a scored cohort 
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The distribution (Pro) 
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