Read and record short sentences in English at varying volume levels (normal, soft, and whisper).
Complete all recordings within a single session.
Follow project guidelines to ensure recordings meet quality standards.
Appen is a company that collects and annotates data for AI and machine learning projects. They work with a large global crowd of independent contractors to improve AI systems.
Transcribe 5-second audio clips of English dialects accurately according to style guide.
Flag audio issues such as background noise or cut-off speech using simple codes.
Work flexible hours with an average completion time of ~125 seconds per task.
Welo Data, part of Welocalize, is a global AI data company that delivers high-quality, ethical data to train the world’s most advanced AI systems. With over 500,000 contributors in 100+ countries, the company values diversity and community.
Record 20 scripted prompts in Australian English on our web platform
Read clearly and naturally following guidelines for clarity and consistency
Submit your assigned set by the deadline
Welo Data provides AI services to enhance artificial intelligence and voice technology through data collection and annotation projects. They are a global organization that values contributor collaboration and the collective impact of AI.
Record 150 short, scripted voice prompts in Italian using the Appen Mobile app on your smartphone.
Work from anywhere in Italy on your own schedule, with the task taking approximately 2 hours.
Must be a native Italian speaker, currently residing in Italy, and 18+ years old with a compatible smartphone.
CrowdGen by Appen is a platform that connects independent contractors with AI data collection projects. They are a large company focused on gathering high-quality speech data to improve voice AI systems, with a culture of flexible, project-based work.
Record natural, scripted conversations in Danish and English using Audacity.
Collaborate remotely with another Danish speaker, switching between languages as per scripts.
Deliver high-quality audio files following project guidelines.
Lionbridge is a language and AI technology company that provides translation, localization, and data annotation services. They employ thousands of freelancers worldwide and focus on supporting language technology development with a global, independent contractor culture.
Record scripted audio prompts under one minute on our platform for up to 2 hours.
Read each script accurately and naturally in Southern American English using a laptop.
Follow guidelines to ensure clarity, consistency, and natural delivery.
Welo Data provides AI services, focusing on data collection for voice technology development. It is a global company offering freelance opportunities, with a culture that emphasizes flexibility and contribution to cutting-edge AI.
Evaluate AI-generated Tamil audio for natural emotional and cultural nuance.
Perform sentiment analysis to assess model’s conveyance of intonations and feelings.
Identify and report unnatural or culturally mismatched tones in AI output.
Prolific builds the biggest pool of quality human data in the world, connecting researchers with over 35,000 paid study participants. It is a platform that enables the collection of high-quality, ethically sourced human behavioral data for AI development.
Design complex evaluation frameworks and execute role-play scenarios simulating realistic customer service interactions.
Audit AI model performance across standardized metrics, focusing on task completion, conversational naturalness, and audio comprehension.
Generate diverse, high-quality audio datasets and assess basic computer programming literacy in JSON and structured data reasoning.
The company is an AI benchmarking project that evaluates advanced agentic audio models through simulated customer support scenarios. It is a freelance contractor project with no specific company size or culture mentioned beyond the project scope.
Record short audio clips in two native languages following project guidelines.
Ensure recordings meet quality, clarity, and accuracy standards.
Provide feedback or evaluations on audio samples as needed.
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train AI systems. They are building smarter, more human AI with a diverse community in 100+ countries.
Record scripted audio prompts in Spanish using the provided platform, each under one minute.
Follow guidelines to ensure clear, natural delivery with no background noise or distortion.
Complete the task remotely using a laptop or desktop with stable internet and a headset or external mic.
Welo Data is an AI services company specializing in data collection and annotation for machine learning and voice technology. They offer flexible freelance opportunities for contributors worldwide, focusing on high-quality audio data.
Evaluate podcasts in German, focusing on metadata accuracy, explicit content tagging, rights infringement checks, and artwork design quality.
Work about 20 hours per month with flexible scheduling.
Requires a functional MacBook/Mac device.
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train AI systems. We’re building smarter AI with a diverse community in 100+ countries.
Review audio files and transcribe spoken content with high accuracy, including pauses, filler words, and speaker labels.
Add timestamps and mark non-speech events such as laughter or background noise.
Ensure transcripts meet quality standards for training advanced language models.
Appen, through its CrowdGen platform, provides data for AI and machine learning projects. It operates as a large community of independent contractors working on project-based tasks globally.