Granite Speech 5.0 TurboCTC vs MAI-Transcribe 2

Why this pair: Hosted and open-weight speech-recognition models from Microsoft and IBM

Benchmark Performance

Available Benchmarks

No Protocol-Matched Benchmark Yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.
FieldAt a Glance
IBM · activeGranite Speech 5.0 TurboCTCVerified Sep 2, 2026
Microsoft · previewMAI-Transcribe 2Verified Sep 3, 2026

Technical Differences

Side-by-Side Facts

CuratedIndexable
FieldGranite Speech 5.0 TurboCTCMAI-Transcribe 2
DeveloperIBMMicrosoft
FamilyGranite Speech 5 0Mai Transcribe
ModelGranite Speech 5.0 TurboCTCMAI-Transcribe 2
VersionGranite Speech 5.0 TurboCTCMAI-Transcribe 2
Lifecycleactivepreview
Released2026-08-252026-09-03
Knowledge cutoffUnknownUnknown
Input modalitiesAudioAudio
Output modalitiesTextText
Context windowUnknownUnknown
Total parameters472,993,792Unknown
Active parametersUnknownUnknown
Licenseapache-2.0Unknown
Open weightsYesNo
API availableNoYes
Self-hostableYesUnknown
Provider accessUnknownMicrosoft Foundry (Public preview)
Capabilitiesautomatic-speech-recognition, transcriptiondiarization, multilingual, speaker-attribution, transcription, word-level-timestamps

11 comparable fields · 9 material differences · Editorially curated pair passes the primary-source comparison gate

Granite Speech 5.0 TurboCTC Capabilities

automatic-speech-recognitiontranscription
Input price
Output price
Serving providers0
Canonical IDibm-granite/granite-speech-5.0-470m-turboctc

MAI-Transcribe 2 Capabilities

diarizationmultilingualspeaker-attributiontranscriptionword-level-timestamps
Input price
Output price
Serving providers1
Canonical IDmicrosoft/mai-transcribe

Internal Comparison Graph

Related Comparisons

All audio comparisons →
APairBContext
vsfamily variantsaudio, text
vscross-developer peersaudio, text
vsdeveloper peersaudio, text
vsdeveloper peersaudio, text
vscross-developer peersaudio, text
vscross-developer peersaudio, text
vscross-developer peersaudio, text
vscross-developer peersaudio, text
vscross-developer peersaudio, text
vscross-developer peersaudio, text
vscross-developer peersaudio
vscross-developer peersaudio

Primary Evidence

Sources and Freshness

Questions

Granite Speech 5.0 TurboCTC vs MAI-Transcribe 2 FAQs

Is Granite Speech 5.0 TurboCTC or MAI-Transcribe 2 better for coding?+

This comparison does not currently contain a protocol-matched coding benchmark for both Granite Speech 5.0 TurboCTC and MAI-Transcribe 2, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.

Which is cheaper, Granite Speech 5.0 TurboCTC or MAI-Transcribe 2?+

Neither model has a directly sourced input price in this comparison. Neither model has a directly sourced output price in this comparison.

Which has a larger context window, Granite Speech 5.0 TurboCTC or MAI-Transcribe 2?+

Neither model has a larger sourced context window in this comparison. Granite Speech 5.0 TurboCTC is — and MAI-Transcribe 2 is —.

Which performs better in benchmarks, Granite Speech 5.0 TurboCTC or MAI-Transcribe 2?+

There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.

Can Granite Speech 5.0 TurboCTC or MAI-Transcribe 2 be self-hosted?+

Granite Speech 5.0 TurboCTC is the only model in this pair currently marked as self-hostable. Granite Speech 5.0 TurboCTC is open weight; MAI-Transcribe 2 is not marked open weight.

Can Granite Speech 5.0 TurboCTC and MAI-Transcribe 2 understand images?+

Granite Speech 5.0 TurboCTC is not documented with image input; MAI-Transcribe 2 is not documented with image input. This reflects supported input modalities, not vision quality.

Which can generate longer answers, Granite Speech 5.0 TurboCTC or MAI-Transcribe 2?+

Neither has a larger sourced maximum output. Granite Speech 5.0 TurboCTC is — and MAI-Transcribe 2 is —.

Do Granite Speech 5.0 TurboCTC and MAI-Transcribe 2 support reasoning and tool use?+

Granite Speech 5.0 TurboCTC: none of these features are definitively sourced. MAI-Transcribe 2: none of these features are definitively sourced. Feature support does not establish relative quality.

Which is available from more inference providers, Granite Speech 5.0 TurboCTC or MAI-Transcribe 2?+

Granite Speech 5.0 TurboCTC has 0 sourced provider routes; MAI-Transcribe 2 has 1, so MAI-Transcribe 2 has broader tracked availability.

Which offers better value, Granite Speech 5.0 TurboCTC or MAI-Transcribe 2?+

There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.

Send Feedback